Answers
Answer:
to control what enters and leaves the cell
Explanation:
The nucleus controls the functions of the cell and a cell wall provides structure for a plant cell.
Related Questions
explain the difference between weathering and erosion? how is deposition also involved in this three step cycle?
Answers
Answer:
Erosion is the process by which natural forces move weathered rock and soil from one place to another. ... Deposition occurs when the agents (wind or water) of erosion lay down sediment. Deposition changes the shape of the land. Erosion, weathering, and deposition are at work everywhere on Earth
Explanation:
because thanos said so
Explain how Anne and Peter’s discussion at the end of Scene I leads to character development.
Answers
Answer:
At the end of scene 1, Anne and Peter relationship changes them from being acquaintances to close friends and from the side of Anne, it is a little more than that.
Explanation:
Solution:
Towards the end of scene 1, Anne comments to Peter that it's amazing that it took them almost a year and a half to start speaking to each other.
It is after Anne storms off into her room after one of her quarrel fights with her mother, Mrs. Frank, that Peter decides to follow her. He brings her the cake that she had left behind, and this is when the two have their first meaning and real sharing sympathies about life in the annex.
Molecules that contain carbon are known to be ______________ molecules.
Answers
Answer:
organic molecules
Explanation:
organic molecule is composition of carbon atoms and hydrogen atoms.
in chemistry we study about an organic chemistry where we mainly study about the carbon and hydrogen.
Ja’ron lives near a river that flows through farmland. He notices that the river has become more polluted over the years. The water that was once clear is now sometimes cloudy and has an unpleasant odor. What is the most likely cause of the pollution in the river? A. heat B. oil and gasoline C. industrial wastes D. pesticides and fertilizer
Answers
Answer: pesticides and fertilizer
Explanation: He lives in an area of farm land so, big crops are grown and to keep the bugs off the plants, farmers use pesticides. Then what happens is when it rains, the excess runs off into the river and pollutes it.
Which of the following year graphs represent hours of daylight and solar energy at 45° S?
Answers
Answer:
The answer is D
Explanation:
Doctors sometimes use a vaccine to help prepare the body to defend itself against future infections. These vaccines most often contain
Answers
Answer: weakened pathogens
Explanation:
Each vaccine contains a small amount of the disease germ (virus or bacteria) or parts of the germ.
A pathogen is a bacterium, virus, or other microorganism that can cause disease.
Which traits would Aristotle have used to classify sharks? Choose more than one answer.
Answers
Answer:
The main trait that was different between sharks 14 and 9 was that shark 14 (Mobulidae) has a front with two points that look like horns, whereas shark 9 (Dasyatidae) has a front with no points that look like horns.
Explanation:
The traits that Aristotle would have used to classify sharks are :
Front with points ( hornlike )Front without points Sharks classificationSharks whose front have two points like horns are classifed by Aristotle as sharks 14 (Mobulidae). whlie sharks whose front does not have two points like horns are classifiesd as sharks 9 ( Dasyatidae ). hence the traits that would have been used by Aristotle to classify sharks is the presence of points at the front.
Hence we can conclude that the traits that Aristotle would have used to classify Sharks are Front with points and front without points.
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Which of the following are examples of short-term, human-induced environmental changes? Select three answer choices.
mass extinction
global warming
deforestation
ozone layer destruction
pollution
Answers
Answer:
deforestation
pollution
mass extinction
Explanation:
all three caused by humans
Answer:
mass exinction, deforestation, pollution
Explanation:
explain how gas is changed back into gas when it exits the barrel
Answers
Which scientist determined the nature of the forces that keep the planets in their orbits?
Newton
Brahe
Galileo
Copernicus
Answers
Answer:
Newton
Explanation:
Isaac Newton discovered this forces that keep the planets in their orbits
_____________________ are the first organisms to colonize an area and begin the process of ecological
succession
1).Foundational Organisms
2).primary organisms
3.)Introductory organisms
4).pioneer species
Answers
Answer:
4.
Explanation:
blood type can receive Rh+ or Rh- blood
Answers
Answer:
People with Rh- blood can give blood to both Rh- and Rh+ recipients. However, those with Rh+ blood cannot give to Rh- recipients. If a person receives blood from someone with an incompatible blood type, it can cause a life threatening immune system reaction.
Answer:
Have a nice day.
Explanation:
28. In which body cavity would each of the following organs or systems
be found?
(a) cardiovascular, digestive, and urinary systems
(b) heart, lungs
(c) stomach, intestines
Answers
Answer:
Ventral Body cavity I believe.
Explanation:
It spans your entire Torso.
If a new species of honeycreeper were discovered, and it had a short, straight beak, which bird in this puzzle would likely be its closest living relative?
Answers
Answer:
The bird species that share the closest phenotypic characteristics are likely closest relatives.
Explanation:
Evolution theory states that species evolve gradually trough mutations (many of them are neutral), thereby those honeycreeper populations closest are more likely to share phenotypic features with each other.
Answer:
Po'oull
Explanation:
how did astronmers use technology to indenifty characteristic of the crab nebula
Answers
Answer:
technology that detects radio waves identified a pulsar at the center of the nebula
Explanation:
This detected radio source, determined to be pulse-like, was identified to be coming from a pulsating star called a pulsar. The charged particle emitted by the rapidly rotating star is emitted as synchrotron radiation in the radio spectrum. The pulsation was discovered to be at the rate of 30 times a second. Crab nebula is a nebula cloud made from a supernova
Answer:
B. technology that detects radio waves identified a pulsar at the center of the nebula
Explanation:
Eng 2021
What is a human genome sequence?
Answers
Answer:
The human genome is the complete set of nucleic acid sequences for humans, encoded as DNA within the 23 chromosome pairs in cell nuclei and in a small DNA molecule found within individual mitochondria. These are usually treated separately as the nuclear genome, and the mitochondrial genome.
What happened as a result of wolves killing coyotes?
a The number of rabbits and mice increased
b Songbirds made more homes in the trees
c Beavers built more homes along the river
d Less hawks came to the area
Answers
Answer:
a. the number of rabits and mice increased
Explanation:
Hope it helps
Answer:
I believe the answer is a
Keith and Marsha's only child to have a carrier genotype, Jeff, did marry. Cedric remained single due to poor health, and Nita swore off marriage after several bad relationships. Jeff and his wife Adrienne had four children, Angela, Keith, Joyce, and Denise. Although the parents were not expecting it to happen, their only son and their second born girl were born with sickle cell disease. Post- pedigree questions: If you were Ketih and Marsha's genetic counselor, what would you tell them? _____________________________________________________________________________________ Which of the Jackson's grandchildren are definitely carriers? _____________________________________________________________________________________ What is Adrienne's genotype? ________________________________
Answers
Answer:
Answer to Question 1:
Sickle cell anemia is a recessive disorder. The fact that one of their children is a carrier means that either of Keith and Marsha is a carrier ot it might be that both of them are carriers of the disease.
Answer to Question 2:
The other two kids of Jeff and Adrienne who don't have the genetic disease are still carriers of sickle cell anemia.
Answer to Question 3:
Adrienne is a carrier of the sickle cell anemia disease as well, just like Jeff.
Hope that answers the question, have a great day!
People can die when they inhale gases from burning charcoal in ventilated rooms.What compound is formed in the human body that leads to such deaths
Answers
Answer:
Carboxylhaemoglobin.
Explanation:
It has more affinity than oxylhaemoglobin. You see carbon monoxide bonds with haemoglobin to form carboxylhaemoglobin which is lethal that is can cause death.
How does your heart rate affect the rate at which red blood cells travel throughout your body? PLEASE HELP ME QUICK!!
Answers
Answer:
with each heartbeat,the heart pumps blood throughout our bodies,carrying oxygen to every cell,after delivering oxygen the blood returns to the heart the heart then sends the blood to the lungs to pick up more oxygen.
Which of the following would best serve to repair the stratosphere ozone layer
Answers
Which of the following infectious disease agents is the smallest? A Bacteria B Virus C Fungus D Parasite
Answers
Answer:
B. Virus
Explanation:
With the exception of Virods and Prions, viruses are the smallest infectious disease agents.
After viruses, bacteria are the smallest, then fungi, and lastly parasites.
Answer:
virus
Explanation:
Can someone help me fill out this chart about alleles please?
Answers
Explanation:
#of individuals
80
64
56
Your heart is an example of a(n) __________.
tissue
organ
cell
organ system
Answers
Answer:
Organ
Explanation:
The organ system is a group of organs. A cell is the basic unit of life. Tissue is what’s between cells and organs.
Your heart is an example of a(n) organ. A group of cell form a tissue, A group of tissue combine to form a organ.
Thus, Your cardiovascular system, which consists of a network of blood vessels that pumps blood throughout your body, is mostly composed of your heart.
It also interacts with other bodily systems to regulate your blood pressure and heart rate. Your lifestyle, family history, and medical history are all factors that determine how well your heart functions.
A fist-sized organ, the heart circulates blood throughout your body. It serves as your circulatory system's main organ. Four major muscle-driven chambers make up your heart; they are each powered by electrical impulses. Your nerve system and brain control how your heart beats.
Thus, Your heart is an example of a(n) organ. A group of cell form a tissue, A group of tissue combine to form a organ.
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Why are models important ?
Answers
Explanation:
Models are important in science because a model is a representation of an idea or an object or systems that could be used to describe something that cannot be experienced directly
Answer:
Models allow the scientist to describe objects that are too large or too small to be seen normally, things that don't exist anymore, things that have not been created, and events that occur too slowly or too quickly to be seen. Models also communicate ideas that might be difficult to describe otherwise.
Explanation:
edg. 2020
Another way of saying it would be:
Models are important because it allows scientist to help people better understand a subject that they wouldn't be able to understand, due to that fact that other variables prevent the subject from easily being seen and observed. Models also allow you to explain things in a way that is easier and simpler to explain.
Is d the correct answer?
Answers
An oak tree can be a home for animals like squirrels, birds, etc. as well as provide oxygen for the environment. This is an example of a _____________: the role an organism plays in the environment.
Answer choices:
A. Understudy
B. Lead
C. Niche
Answers
Answer:
C
Explanation:
A Niche is the role an organism plays in its environment.
Answer:
C
Explanation:
Which types of bacteria does the Monera Kingdom consist of ?
Plantae and Fungi
Eubacteia and Archaebacteria
Potista
Animalia and Plantae
Answers
Answer:
eubacteria and archaebacteria
Answer:
Eubacteia and Archaebacteria
Explanation:
A model of a gene, DNA, and a chromosome is shown here. A researcher tags the gene with a heavy radioactive isotope (P-32). Which statement predicts the outcome of the radiolabeling on the gene, DNA, and chromosome while differentiating between the three components of the model?
Answers
Answer:
The gene will be radiolabeled, but only a portion of the chromosome will display P-32 because genes are smaller than chromosomes
Explanation:
Genes are made of DNA, but there are many (numerous) genes found along chromosomes. Only a small portion of the chromosome will be radiolabeled.
The gene will be radiolabeled, but only a portion of the chromosome will display P-32 because genes are smaller than chromosomes.
What is the relationship among DNA a gene and a chromosome?
Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body.
Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are in the cell nucleus.
Thus, The gene will be radiolabeled, but only a portion of the chromosome will display P-32 because genes are smaller than chromosomes.
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Give an example of the law of conservation
of mass.
