Oxygen accepts electrons in oxidative phosphorylation, a procedure necessary for melanoma cellular survival.
In oxidative phosphorylation, oxygen ought to be present to acquire electrons from the protein complexes. This allows for extra electrons and high energy molecules to be passed along, and keeps the hydrogen pumping that produces ATP.
as it turns out, the purpose you need oxygen is so your cells can use this molecule at some point of oxidative phosphorylation, the very last stage of cell respiration. Oxidative phosphorylation is made of closely linked components: the electron transport chain and chemiosmosis.
The primary goal of oxidative phosphorylation is to provide ATP, that is used for cellular capabilities
To know more about phosphorylation click here
https://brainly.com/question/10332475
#SPJ4
cyclopropyl chloride has been prepared by the free radical chlorination of cyclopropane write a stepwise mechanism for this reaciton
In the photo you've got got the mechanism and system of this response. Remember that this type of reactions are given in three steps:
Step 1: Initiation.
The response starts offevolved with the separation of the chlorine (CI2) into radicals (atoms with a single unpaired electron) through the addition of uv light.
Step 2: Propagation.
The formation of the chlorine radicals, is right now accompanied through the propogation steps--steps immediately worried withinside the formation of the product. The first step is the abstraction of the hydrogen atom from the carbon, to shape the unconventional CH2, with a lone ion, and H-CI. Step three: termination
The termination contain the destruction of the free-radical intermediates, usually through of them coming together.
Read more about chloride:
https://brainly.com/question/24218286
#SPJ4
Match each hypothesis for how the Moon formed with the statement that best describes it.
The Moon was locked into orbit by Earth's
gravity as it was passing by it.
The Moon was formed from the same cloud
of material as Earth.
The Moon was formed from the collision between
Earth and another Mars-sized body.
The Moon was formed from collisions and combining
of planetesimals.
giant impact theory
The Earth collided with a body the size of Mars to create the moon. Planetesimals collided and combined to create the moon. Earth's gravity pulled the moon into its orbit as it passed by.
What is the explanation for how the moon was made?The theory that is currently accepted most frequently is the giant-impact idea. This hypothesis states that the Moon resulted from a collision between the Earth and a smaller planet, around the size of Mars. The debris from the impact that remained accumulated in an orbit around Earth to form the Moon.
Which best explains how the Moon was created?The most widely accepted theory for the origin of the Moon dates back 4.5 billion years and involves a body the size of Mars crashing into Earth. Our natural satellite, which is 384,000 kilometers (239,000 miles) from Earth, was formed as a result of the buildup of dust from both Earth and the impactor.
To know more about Moon visit:-
https://brainly.com/question/13538936
#SPJ1
Which is not an example of organism?A. YeastB. BacteriaC. PlantD. Human being
An organism is something other than bacteria.
It's best to choose B.
Which illustration is an organism?An organism is a living being with an organized structure, the ability to respond to stimuli, the capacity to reproduce, develop, adapt, and maintain homeostasis. Therefore, every animal, plant, fungus, protist, bacterium, or archaeon found on Earth would be considered an organism.
What three types of organisms are there?Producers, consumers, and decomposers are the three groups of living things that make up an ecosystem. Each of them contributes significantly to the ecology. The green plants are the producers. Viruses are not commonly regarded as creatures since they lack the capacity for independent growth, reproduction, and metabolism.
To know more about organism visit:-
https://brainly.com/question/12825206
#SPJ1
Place the biochemical name and enzymatic activity corresponding to each complex within the respiratory chain. Complex 1 Complex II Complex III Complex IV Answer Bank cytochrome bo, complex facilitates electron transfer from ubiquinol to cytochromec facilitates electron transfer from cytochrome o to 0, facilitates electron transfer from spyinate to ubiquinone succinate dehydrogeonse complex facilitates electron transfer from NADH to ubiquinone cytochrome oxidase NADH dehydrogenase complex
The series of electron flow in the respiratory chain in the mitochondria membrane is-
NADH -------> Q --------> Cyt b ------> Cyt c1 --------> Cyt c -------> Cyt (a + a3) -------> O2
Complex I ; NADH dehydrogenase Complex Facilitated the electron transfer NADH to ubiquinone
Complex II; Succinate dehydrogenase Complex Facilitated the electron transfer succinate to ubiquinone
Complex III; Cytochrome bc1 complex or Ubiquinone: cytochrome c oxidoreductase Facilitated the electron transfer from ubiquinol to cytochrome c.
Complex VI; Cytochrome oxidase Facilitated the electron transfer from cytochrome c to O2.
In the electron transport chain, four protein complexes (designated complex I-IV) are involved in transporting electrons from NADH and FADH2 to molecular oxygen.
Complex I creates the hydrogen ion gradient by pumping four hydrogen ions from the matrix into the intermembranous region across the membrane.
Learn more about to respiratory visit here;
https://brainly.com/question/14834974
#SPJ4
For each characteristic, identify if the characteristic is present in prokaryotes, eukaryotes, or all cells.
Prokaryote:
All cells:
Eukaryote:
-Cell Wall Containing peptides and carbohydrates
-Plasma Membrane
-Cytoskeleton
-Mitochondria
-Proteome
-DNA
-Glycocalyx
-Ribosomes
-Cell Wall Containing peptides and carbohydrates
-Nucleoid region
* Prokaryote: Cell Wall Containing peptides and carbohydrates, Glycocalyx, Nucleoid region.
* All Cells: Plasma Membrane, Ribosomes, DNA, Proteome.
* Eukaryote: Cytoskeleton, Mitochondria.
Deoxyribonucleic acid is a polymer of polynucleotide chains that coil spherically each one-of-a-kind to form a double helix. The polymer includes genetic instructions for the development, functioning, boom, and replica of all seemed organisms and lots of viruses.
In all dwelling things, DNA is vital for an inheritance, coding for proteins, and offering instructions for life and its tactics. Human cells commonly consist of 23 pairs of chromosomes, for a complete forty-six chromosomes in every cell.
Most DNA is positioned within the cell nucleus. Mitochondria are structures within cells that convert the power from meals right into a shape that can be used by cells.
Learn more about DNA here:-https://brainly.com/question/21992450
#SPJ4
A 21-year-old woman delivered a normal term infant a week ago and is now nursing the infant. She now notes a lump in her right axilla that has increased in size over the past week. On physical examination there is a rubbery, mobile, 1.5-cm mass beneath the skin at the right anterior axillary line. The mass is excised and the microscopic appearance is shown in the figure. Which of the following hormones most likely pro- duced the greatest effect upon this tissue?
A Cortisol
B Growth hormone
C Oxytocin
D Prolactin
E Testosterone
On physical examination there is a rubbery, mobile, 1.5-cm mass beneath the skin at the right anterior axillary line.
Oxytocin
The peptide hormone and neuropeptide oxytocin (Oxt or OT) is typically made in the hypothalamus and released by the posterior pituitary. It contributes to social interaction, reproduction, childbirth, and the time following childbirth. During labor and in response to sexual activity, the hormone oxytocin is released into the bloodstream. Additionally, it is accessible in pharmaceutical form. Oxytocin induces uterine contractions in both forms, hastening the labor process. In its natural state, it also contributes to the formation of the mother-baby relationship and milk production. A positive feedback loop governs the creation and release of oxytocin, with the first release of the hormone stimulating subsequent production and release. For instance, when oxytocin is released throughout a uterine contraction
Learn more about Oxytocin here:
https://brainly.com/question/1996049
#SPJ4
non-native species can have important effects on biological communities by . group of answer choices preying upon native species only competing with native species for resources only reducing biodiversity only all of these are effects that non-native species can have on biological communities
non-native species can have important effects on biological communities by A) preying upon native species B) competing with native species for resources C) reducing biodiversity .
The variety of animals, plants, fungi, and even microorganisms like bacteria that make up our natural world are all examples of the biodiversity that may be found in a given location. To preserve equilibrium and support life, each of these species and creatures collaborate in ecosystems, much like a complex web. Biodiversity will decline as there are more people on the planet. This is due to the fact that as the population grows, so does the demand for resources. An area's biodiversity suffers when its human population rises because more people require space for food production and housing, which has a negative impact on natural environments.
non-native species can have important effects on biological communities by . group of answer choices preying upon native species only competing with native species for resources only reducing biodiversity only all of these are effects that non-native species can have on biological communities?
Learn more about biodiversity here:
https://brainly.com/question/23101752
#SPJ4
when it say table a in time for learning lab kientic energy what are the velocity of mass .125 .250 .375 .500
When it say table a in time for learning lab kinetic energy 250 is the velocity of mass.
What happens in the laboratory?In a laboratory, experiments has been conducted with the goal of the confirming existing knowledge or the generating new knowledge by using the scientific process.
Since the kinetic energy could perform work, it has very significant role. It is responsible for making its possible for the body just to move around. Hot water molecules have the kinetic energy, that use to allowing them to escape into the air despite atmospheric pressure.
Therefore, When it say table a in time for learning lab kinetic energy 250 is the velocity of mass.
Learn more about mass on:
https://brainly.com/question/19694949
#SPJ1
even with a lawn infested with crabgrass, one should keep mowing properly, since as the saying goes, one year's seeding produces how many years weeding?
Even with a lawn infested with crabgrass, one should keep mowing properly, since as the saying goes, one year's seeding produces seven years weeding.
What is Weeding?This is referred to as a step which is done when preparing land for different forms of agricultural activities and it involves the process of removing unwanted plants from a field so as to reduce competition for light and nutrients.
It is always best to mow properly because it helps to keep a lawn tidy and reduces the risk of being infested by very dangerous animals such as snakes etc.
This is also because one year's seeding produces about seven years weeding and when this occurs more time, energy and money is spent in other to get ride of them thereby making it the correct choice.
Read more about Weeding here https://brainly.com/question/23804027
#SPJ1
parts of a human brain anwers
Answer:
Cerebrum: is the largest part of the brain and is composed of right and left hemispheres. It performs higher functions like interpreting touch, vision and hearing, as well as speech, reasoning, emotions, learning, and fine control of movement.
Cerebellum: is located under the cerebrum. Its function is to coordinate muscle movements, maintain posture, and balance.
Brainstem: acts as a relay center connecting the cerebrum and cerebellum to the spinal cord. It performs many automatic functions such as breathing, heart rate, body temperature, wake and sleep cycles, digestion, sneezing, coughing, vomiting, and swallowing.
Right brain – left brain
The cerebrum is divided into two halves: the right and left hemispheres (Fig. 2) They are joined by a bundle of fibers called the corpus callosum that transmits messages from one side to the other. Each hemisphere controls the opposite side of the body. If a stroke occurs on the right side of the brain, your left arm or leg may be weak or paralyzed.
Not all functions of the hemispheres are shared. In general, the left hemisphere controls speech, comprehension, arithmetic, and writing. The right hemisphere controls creativity, spatial ability, artistic, and musical skills. The left hemisphere is dominant in hand use and language in about 92% of people.
Explanation:
i think this ananswer is right
HELP IM ON LIMITED TIME!!!!!!
One process that absorbs carbon dioxide from the atmosphere is ______
Select one:
O transpiration
Ocellular respiration
O photosynthesis
O evaporation
Answer:
C. photosynthesis
Explanation:
plants absorb carbon dioxide during photosynthesis
What is Photosynthesis?
Photosynthesis is the process by which green plants use sunlight to synthesize there foods from [tex]CO^{2}[/tex] and water. Photosynthesis in plants generally can involve the green pigment chlorophylland generates oxygen to a byproduct.
axol is an anticancer drug extracted from the pacific yew tree that disrupts microtubule formation in animal cells. when taxol is added to animal cells, cell division stops. specifically, taxol must affect . the structure of the mitotic spindle chromatid assembly formation of the centrioles anaphase the s phase of the cell cycle
The correct answer is option a,b, and e. When taxol is added to animal cells, cell division stops. specifically, taxol must affect the fibers of the mitotic spindle, anaphase, and the S phase of the cell cycle.
Taxol is an anticancer drug that disrupts microtubule formation in animal cells. It does this by binding to microtubules and accelerating their assembly from the protein precursor, tubulin. This ultimately leads to cell cycle arrest at the metaphase stage of mitosis and prevents the cells from dividing further.
a. the fibers of the mitotic spindle (microtubules) - Taxol stabilizes microtubules and prevents them from disassembling, disrupting the process of chromosome separation during metaphase.
b. metaphase - Taxol causes cell cycle arrest at the metaphase stage of mitosis.
e. the S phase of the cell cycle - Taxol does not directly affect the S phase (synthesis phase) of the cell cycle, which is the stage during which DNA is replicated. Instead, it causes cell cycle arrest at the later stage of metaphase during mitosis.
Learn more about Taxol here:
https://brainly.com/question/15860122
#SPJ4
Complete Question:
Taxol is an anticancer drug extracted from the Pacific yew tree. In animal cells, Taxol disrupts microtubule formation by binding to microtubules and accelerating their assembly from the protein precursor, tubulin. Surprisingly, this tops mitosis.
Specifically, Taxol must affect:
a. the fibers of the mitotic spindle.
b. anaphase.
c. formation of the centrioles.
d. chromatid assembly.
e. the S phase of the cell cycle.
Which of the following are NOT considered to be within the Acceptable Macronutrient Distribution Ranges for the energy-yielding nutrients? (select 2) Protein -15%; Fat -30%: Carbs -55% Protein - 25%; Fat -20%; Carbs = 55% Protein = 40%; Fat -20%; Carbs - 40% Protein = 15%; Fat -75%; Carbs = 10% Protein = 10%, Fat = 25%; Carbs = 65%
Protein = 40%; Fat -20%; Carbs - 40% Protein = 15%; Fat -75%; Carbs =10% because carbs range from 45 to 65%, fat 20 to 35% and protein 10 to 35% so these 2 options are incorrect.
The ideal Macronutrient Distribution variety (AMDR) is a fixed of wholesome levels of intake for carbohydrate, fat, and protein set by means of the DRI committee. suggestions for calories from each of the strength yielding nutrients are expressed as a percentage of the day's overall calorie consumption. the advice is 45 to 65 percent of overall energy from carbohydrate, 20 to 35 percent from fat, and 10 to 35 percentage from protein.
The day by day Values are ideal for permitting comparisons among ingredients. as an example someone can evaluate the calories among kinds of cereals.
To know more about calories click here
https://brainly.com/question/750052
#SPJ4
Question 1 (1 point)
What are the units of heredity that carry genetic information?
describe the terms chromosomes, genes, alleles, and dna in relation to heredity and to each other. use complete sentences and correct grammar.
Who you are depends on your chromosomes, genes, and DNA. Cells may transfer DNA thanks to chromosomes.
Your human anatomy is created and maintained by your DNA. Your unique physical characteristics are a result of your genes, which are parts of your DNA. DNA segments known as genes carry instructions for constructing proteins that influence physiology and support the development of particular traits or behaviors. Gene variations known as alleles vary according to the nucleotide base that is present at a specific chromosomal position. The genotype of a person consists of a set of alleles. Chromosomes, which resemble thread-like structures and house the molecule, are found in the nucleus of every cell. The DNA of each chromosome is tightly wrapped.
Learn more about chromosomes and genes at
https://brainly.com/question/16449290?referrer=searchResults
#SPJ4
The formal system for classifying and naming organisms was developed by. A) Robert Koch. B) Ignaz Semmelweis. C) Aristotle. D) Carolus Linnaeus.
Answer:
Explanation: The formal system for classifying and naming organisms was developed by. Carolus Linnaeus.
Carolus Linnaeus. Is known as " The Father of Taxomony" and the Swedish botanical taxonomist. Carl Linnaeus was born on May 23, 1707, in Rashult, Sweden. Taxomony is the branch of science with classification.
(species, genus, family, order, class, phylum, kingdom, domain.) these are the Taxomony chart is where animals are classified
In humans, B is the allele for brown eyes and b is the allele for blue eyes. Two brothers both have brown eyes, but one of them has both the B and b alleles while the other only has B alleles. Which statement is true about the brothers?
answer choices
They have the same genotype and phenotype.
They have different phenotypes and genotypes.
They have the same phenotype but different genotypes.
They have the same genotype but different phenotypes.
Option C is correct . Two brothers will be having the same phenotypes of Brown eyes but the different genotypes.
The genotype is determined by the alleles a person has in combination for a certain gene. The genotype is determined by the alleles a person has in combination for a certain gene. A person will be genetically heterozygous for certain traits, such as eye color, if they inherit a dominant brown allele (B) and a recessive blue allele (b). Due to the dominance of one allele, the individual will have brown eyes.
But the phenotype refers to the characteristics that may be seen in an organism. In contrast to the genotype, it is not passed down from the parents.
One brother is having both b and B alleles, so its genotype is Bb abd other has only B allele so its genotype will be BB. Since B allele is dominant both have brown eye color hence their phenotypes will be same.
To know more about heredity, please refer:
https://brainly.com/question/122419
#SPJ4
the rate at which large DNA fragments move through the electrophoretic gel is_____ the rate at which small DNA fragments move through the same apparatus
The rate at which large DNA fragments move through the electrophoretic gel is less than the rate at which small DNA fragments move through the same apparatus.
Thus, the correct answer to fill in the blank is less than.
What is gel electrophoresis?Gel electrophoresis is а technique used to sepаrаte DNА frаgments аccording to their size. DNА sаmples аre loаded into wells (indentаtions) аt one end of а gel, аnd аn electric current is аpplied to pull them through the gel.
DNА frаgments аre negаtively chаrged, so they move towаrds the positive electrode. Becаuse аll DNА frаgments hаve the sаme аmount of chаrge per mаss, smаll frаgments move through the gel fаster thаn lаrge ones. When а gel is stаined with а DNА-binding dye, the DNА frаgments cаn be seen аs bаnds, eаch representing а group of sаme-sized DNА frаgments.
For more information about the electrophoretic gel refer to the link:
https://brainly.com/question/17097520
#SPJ4
In the shotgun approach to whole-genome sequencing (shotgun sequencing), random DNA fragments of a chromosome are sequenced. The fragment sequences are then assembled into a continuous sequence that represents the DNA of the entire chromosome.
What are the steps in the shotgun approach to whole-genome sequencing?
Drag the labels to their appropriate locations on the flowchart. Only some labels will be used.
Nucleotides are the chemicals that make up DNA fragments. A sugar group, a phosphate group, and a nitrogen base make up each nucleotide.
WGS typically comprises six steps: library building, paired-end sequencing (PE sequencing), random fragmentation of the genomic DNA, size selection using electrophoresis, and genome assembly. The whole-genome shotgun (WGS) approach involves the parallel sequencing of a huge number of overlapping DNA fragments, which are subsequently stitched together by a computer to form bigger contigs and, eventually, chromosomes (Figure 1). Shotgun sequencing involves randomly slicing the genome into small, sequencing-ready pieces (1 to 2 kbp in length). After being ligated into an appropriate vector, the fragments are partly sequenced. In a single sequencing run, each fragment can provide 400–500 bp of sequence.
To learn more about DNA fragments click the link below:
brainly.com/question/15093255
#SPJ4
asnwer ASAP RIGHT NOW
DNA is referred to as a complimentary molecule because the base A always goes with T, and C always goes with G and is therefore denoted as option A.
What is DNA?This is referred to as deoxyribonucleic acid and it is the genetic material of most living organisms. It ensures that traits are passed from the parent to the offspring during the process of reproduction in the body system.
It is regarded or known as a complimentary molecule because it has base pairs which are complimentary to each other such that adenine binds with thymine and cytosine binds with guanine thereby making it the correct choice.
Read more about DNA here https://brainly.com/question/16099437
#SPJ1
the products of mitosis are 1. one nucleus containing twice as much dna as the parent nucleus. 2. two genetically identical cells. 3. four nuclei containing half as much dna as the parent nucleus 4. four genetically identical nuclei. 5. two genetically identical nuclei
the products of mitosis are
Two genetically identical nuclei cells.
A kind of cell division known as mitosis occurs when a single cell (the mother) divides into two genetically identical daughter cells. Mitosis, when referring to the cell cycle, is the stage of cell division during which the DNA in the cell's nucleus is divided into two identical sets of chromosomes.What is a brief explanation of mitosis?
(my-TOH-sis) a single parent cell's process of dividing into two new daughter cells. A full set of chromosomes from the parent cell are transferred to each daughter cell. What are mitosis' four stages?
Prophase, prometaphase, metaphase, anaphase, and telophase are these stages.
Learn more about mitosis here:
https://brainly.com/question/29776367
#SPJ4
how is this hermit crab affected by changes in water level (if it even is affected)
Answer:
Hermit crabs can't breathe air and they will drown in water, so the best way to maintain humidity is to provide an ideal enclosure. These include aquariums and marine terrariums that are strong enough to hold wet sand with covers that allow some ventilation and keep the crabs and humidity in.
But also it could effect climate change.
Explanation:
(hope this helped if not I will do more research, I wasn't sure if this is what you wanted)
Answer:
climate change affects multiple factors such as temperature and salinity,
Explanation:
(a) f the water in Well B is contaminated, can groundwater pollution from the waste pit be blamed? (b) Why or why not?
a) If the water in well B is contaminated, the waste pit's groundwater contamination cannot be held responsible.
b) Because of the valley that separates the waste dump from well B, the groundwater is contaminated by the waste.
Unfortunately, contaminants may enter groundwater. When man-made substances like chemicals, oil, road salts, and gasoline contaminate groundwater, they render it hazardous and unsuitable for human consumption. Microorganisms may contaminated be found in water wells as a result of waste from groundwater storage tanks and septic leach contaminated fields leaking into a water source.
The complete Question is :
(a) If the water in Well B is contaminated, can groundwater pollution from the waste pit be blamed?
(b) Why or why not?
learn more about groundwater here:
https://brainly.com/question/10557415
#SPJ4
Select all inheritance patterns in which 50% of the functional protein is sufficient to produce a wild-type phenotype. Check All That Apply Simple Mendelian dominant alleles An X-linked dominant allele in a heterozygous female Haploinsufficient genes Incomplete dominance A female sex-limited trait in a heterozygous male
Following are the inheritance patterns where 50% of the functional protein is enough to result in a wild-type phenotype: simple dominant mendelian alleles. a female heterozygous X-linked dominant allele.
We are aware that genes can exist in a variety of alleles. Consequently, there are two alleles for each gene. Mendel's law of inheritance states that they exhibit a dominant-recessive relationship. Only half of the heterozygous allele needs to be expressed for it to be dominant. The recessive allele, however, demands that 100% of it be expressed in the homozygous state. Thus, straightforward mendelian dominant alleles come within this heading. Here, the X-linked allele is also present. Therefore, in female heterozygotes, one allele is sufficient to cause expression.
So, Simple mendelian dominant alleles are the inheritance patterns where 50% of the functional protein is enough to give a wild-type phenotype. and a female heterozygous X-linked dominant allele.
Learn more about X-linked inheritance here:
https://brainly.com/question/14665388
#SPJ4
True or False: The Salk polio vaccine (IPV) is considered to be much safer but less effective than the Sabin polio vaccine (OPV).
Although it is believed that the Salk polio vaccine (IPV) is far less harmful than the Sabin polio vaccine (OPV). It's true.
There are two different polio vaccines available: the Salk vaccine, which uses a killed virus, and the Sabin vaccine, which uses a live but attenuated (or weakened) virus. Many nations switched to the safer IPV vaccine as a result of the possibility of OPV-associated paralytic polio. While IPV is less effective at preventing transmission than OPV5 because it triggers a considerably lower mucosal immune response, it is still quite protective against illness.
By using IPV-OPV instead of OPV, paralysis cases associated with OPV may be reduced by 54% to 100% without impacting vaccination rates, the frequency of significant adverse events, or humoral immunity. However, for some strains of polio, it might worsen mucosal immunity.
Learn more about Sabin polio vaccine visit: brainly.com/question/7148795
#SPJ4
Some antimicrobials are completely man-made, such as sulfanilamide or sulfamethoxazole. These are referred to as Multiple Choice chemosynthetic agents synthetics semisynthetics antibiotics
Some antimicrobials are completely man-made, such as sulfanilamide or sulfamethoxazole and they are known as antibiotics.
A specific class of antimicrobial agent that fights germs is an antibiotics. Antibiotic drugs are often employed in the treatment and prevention of bacterial infections because they are the most effective type of antibacterial agent for doing so. Bacteria can be removed or their development can be halted. Only a few antibiotics also have antiprotozoal properties. Antiviral drugs, often known as antivirals, are prescription medications that prevent the spread of viruses rather than acting as an antibiotic against viruses like the flu or the common cold. Antifungal drugs, which prevent fungus from proliferating, are also ineffective against fungi.
To learn more about antibiotics click on the given link: https://brainly.com/question/17988226
#SPJ4
in the brachial plexus, the posterior cord contains portions of ____ nerves. median; musculocutaneous; radial; ulnar.
In the brachial plexus, the posterior cord contains portions of the radial and ulnar nerves.
The brachial plexus is a network of nerves that originate in the spinal cord and innervate the upper limb. It is made up of five roots (C5-T1), three trunks (superior, middle, and inferior), and five cords (lateral, posterior, and three anterior cords).
The posterior cord is one of the five cords of the brachial plexus and is formed by the posterior branches of the upper and middle trunks. It contains fibers from the C8 and T1 spinal nerves and gives rise to the radial and ulnar nerves. The radial nerve innervates the muscles of the posterior arm, posterior forearm, and posterior hand, and the ulnar nerve innervates the muscles of the medial arm, medial forearm, and hand.
The median, musculocutaneous, and radial nerves are not present in the posterior cord of the brachial plexus. The median nerve is a branch of the anterior cord, and the musculocutaneous and radial nerves are branches of the lateral cord.
Learn more about brachial plexus here:
https://brainly.com/question/29556418
#SPJ4
m) a molecular biologist suspects the average amount of bacteria on a toilet seat is equal between the blocker, zachry, jack e brown, and mitchell buildings. he samples toilet seats in each building and measures the bacteria. assume the assumptions are met.
Multiple means ANOVA test, A molecular scientist believes that each have a same quantity of germs on the typical toilet seat. We must compare bacteria the population means of four separate groups in this case.
He collects a sample from each building's toilet seat and counts the microorganisms. Assume that the bacteria premises are true. ANOVA test for multiple means is thus suited for assessing the aforementioned scenario ANOVA toilet .By comparing the variance-adjusted means of two or more categorical bacteria groups, an ANOVA test can establish if there is a statistically significant difference bacteria between them.
learn more about bacteria here:
https://brainly.com/question/6941760
#SPJ4
Which is a cause of natural selection?
Natural selection preserves and passes on genetic changes that will improve an organism's chances of surviving and reproducing.
What is natural selection?One of the fundamental principles of evolution is natural selection, which helps organisms adapt to their surroundings to improve their chances of survival and reproduction.
Changes in traits are what enable survival, those genotypes that aid in survival will be "selected" by natural selection, gradually changing the species.
Therefore, natural selection preserves and passes on genetic changes that will improve an organism's chances of surviving and reproducing.
Learn more about natural selection, here:
https://brainly.com/question/410728
#SPJ1
please select all of the locations where coccidioidomycosis is endemic.check all that apply semi-arid desert areas semi-arid desert areas the western hemisphere the western hemisphere the south atlantic states of the united states the south atlantic states of the united states the mississippi and ohio river drainage areas of the united statesthe mississippi and ohio river drainage areas of the united states
The locations where coccidioidomycosis is endemic are a) Semi-arid deserts and b) The western hemisphere
Coccidioidomycosis is most common in the southwestern United States' semi-arid desert climate. Acute disease is brought on by the organisms being breathed in as spores, resulting in fever, chills, chest pain, hemoptysis, and dyspnea. The study of chest imaging reveals both condolidation and caitation, as well as widespread hilar lymphadenopathy. Patients with a previous infection are susceptible to reactivation and dissemination, regardless of their immunocompromised status. The semiarid regions of the United States have long been identified as the Coccidioidomycosi epidemic region, which is also located in the Western hemisphere. The activities that allow the fungus to enter the air and be inhaled by the susceptible host are the cause of the infection.
know more about Coccidioidomycosis here: https://brainly.com/question/13051242
#SPJ4
