A biologist discovered a new animal. Upon studying its embryonic development, she observed radial cleavage with the blastopore developing into an anus. This animal was categorized as a parazoan. pseudocoelomate. deuterostome. protostome. radiata.
Answer:
The correct answer is ''deuterostome''.
Explanation:
Deuterostomes are a superphylum of animals in which the anus is formed in or near the blastopore area in the developing embryo, and the mouth is secondarily formed elsewhere. The oral apparatus that these adult animals enjoy does not come from the embryo's blastopore. Instead it is a new formation. They enter the Bilateria classification, where species that enjoy bilateral symmetry are incorporated. In deuterostomes, the primary phases of division occur in parallel to the axis between the tips. That is, the segmentation they have is radial when the embryo is in state 1 with four cells.
This is the last
What are the vestigal organs present in human body??
Answer:
Charles Darwin listed a number of putative human vestigial features, which he termed rudimentary, in The Descent of Man (1871). These included the muscles of the ear; wisdom teeth; the appendix; the tail bone; body hair; and the semilunar fold in the corner of the eye.hope it's helpful .!pls mark me in brainlistPorque crees que las personas llegan a consumir sustancias psicoactivas
Answer:
La causa exacta del consumo de drogas se desconoce. Los genes de una persona, la acción de las drogas, la presión de compañeros, el sufrimiento emocional, la ansiedad, la depresión y el estrés ambiental pueden ser todos factores intervinientes.
Explanation:
Locate each of the following general areas of your body as listed in the background by pointing to areas on your body in reference to body orientation terms. Become familiar with these terms so you can eventually recall their meanings without referring to the background.
a. Anterior
b. Caudal
c. Cephalic
d. Deep
Answer:
a. Anterior: Refers to the front of the body, which comprises the face and abdomen.
b. Caudal: Refers to the lower structures of the body, starting from the waist towards the foot.
c. Cephalic: Refers to the entire head region.
d. Deep: Refers to the inner core regions of the body, such as the bones within the muscle, the organs, among other internal structures.
Explanation:
The regions of the body presented above are very important for all health professionals, as it facilitates the study and understanding of the human body and the structures that make it up. In addition, the memorization of these terms allows health professionals to talk clearly about the injuries that patients have and the best way to treat them.
How do make a sperm cell go in to a woman
Please help;
Given the range of current speeds shown on the graph above, would deposition ever be possible for clay (0.001 mm) or silt (0.01mm) particles?
Answer yes or no and explain your answer.
Answer:
Yes.
Explanation:
Yes, deposition can be possible for clay (0.001 mm) and silt (0.01mm) particles when the agent that carry its load is absent in that region such as wind. Wind is the agent that moves clay and silt particles with it so if there is high wind in a specific region, no deposition will occur while on the other hand, those areas where wind is not present, deposition will definitely occurs so we can say that deposition depends on the presence and absence of wind.
As a group, you and three other students must make a presentation on an animal. Which option is the best example of your group coming to a consensus on the
presentation topic?
The group cannot agree on what animal to choose so your teacher chooses your presentation topic.
Each member gets a vote and the animal with the most votes will be the presentation topic.
A group member is selected as the team leader and the team leader chooses the presentation topic.
The group writes options on slips of paper, puts them in a hat, and the paper that is selected will be the presentation topic
Each member gets a vote and the animal with the most votes will be the presentation topic, is the best example of your group coming to a consensus on the presentation topic.
what are the different types of presentation ?Presentations should be always unique as the information we are trying to present.
An informative presentation is always educational, concise, and only specific points are mentioned.
The main aim of an informative presentation is to share information with others.
An Instructive Presentations teaches to the audience on a specific topic, but it goes beyond sharing facts.
Persuasive Presentations is to sell something or persuade the audience to take actions. It present an issue and explain their solution using data.
Motivational Presentations is an inspiring presentations, aim to generate interest in an audience’s approval.
Decision-making Presentations is to shares a problem, their solution and their outcomes can help speed along the process.
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Find out the chemical names and formula e for the following common house hold substances - a) common salt b) baking soda c) washing soda d.) vinegar
which primitive organic molecule was essential to form lipid bilayer?
Answer:
autocatalytic RNA is the primitive organic molecules was essential form liquid bilayer .
if you look away from this sentence and focus your eyes on a distant object, the eye muscles _______ to focus images on the retinas
If you look away from this sentence and focus your eyes on a distant object, the eye muscles relax to focus images on the retinas.
What happens when the density of a medium increases?
Fermentation preserves food and retains its original flavor as well as increasing its shelf life
Answer:
Yes it does
Explanation:
On an ECG, what does Ventricular Fibrillation mean?
A. Tachycardia, the heart is beating too fast.
B. There is no coordinated contraction of the heart, death is possible in minutes.
C. A lack of oxygen to the heart.
D. Brachycardia, the heart is beating too slow.
Answer:
A
Explanation:
I believe the answer is A because Ventricular Fibrillation means the heart is beating irregularrly, and too fast. Sometimes up to 500bpm
There is no coordinated contraction of the heart, death is possible in minutes. Therefore option B is correct.
Ventricular fibrillation (VF) is a life-threatening cardiac arrhythmia characterized by chaotic electrical activity in the ventricles, the heart's lower chambers.
During VF, the heart loses its ability to pump blood effectively, leading to a lack of blood flow to vital organs.
Without immediate intervention, such as defibrillation to restore a normal heart rhythm, the condition can rapidly progress to cardiac arrest and cause death within minutes.
Unlike tachycardia (A) or bradycardia (D), which involve abnormal heart rates, VF is a more severe and critical situation with disorganized electrical signals and ineffective pumping, requiring urgent medical attention.
Therefore option B There is no coordinated contraction of the heart, death is possible in minutes. is correct.
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Which characteristic of a dog is inherited?
Barking
Doing tricks
Walking on a leash
Whining for food
Answer:
Barking is inherited characteristic of dog.
Explanation:
They inherit that from their ancestors.
which of the following is not a type of light microscope?
A. transmission electron microscope
B. phase contrast microscope
C. bright field microscope
D. stereo microscope
Answer:
A. transmission electron microscope.
Macronutrients is the most readily available for energy production
Answer:
The correct answer is - true.
Explanation:
All the macronutrients carbohydrates, fats, and protein all three produce energy. Carbohydrates are the most preferred source of energy for the human body as it is the macronutrient that your system most requires.
The human body easily breaks down most carbohydrates and provides a significant amount of energy. The energy-providing process is called cellular respiration starts with glucose as a substrate. Glucose is the simplest carbohydrate.
4. Which of the following are extra senses that vertebrates may have? (Choose all that apply)
magnetoreception
proprioception
baroception
o nociception
Answer:
- Proprioception
- Magnetoreception
- Nociception
The following are the extra senses that vertebrates may have:
Magnetoreception. Proprioception.Nociception.Thus, the correct options are A, B, and D.
What is Vertebrate?Vertebrates may be defined as those groups of animals that possess a backbone or spinal column. It includes mammals, birds, reptiles, amphibians, and fishes.
Magnetoreception is a sense that allows the organisms to detect the senses of the Earth's magnetic field and responds to it. Proprioception may be defined as a sort of sense that allows your body abilities to sense movement, action, and location.
Nociception may completely depend on the sensory nervous system that process in response to encoding noxious stimuli.
Therefore, the correct options for this question are A, B, and D.
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Biological organization extends beyond the organism. Which group of terms would be included beyond organism in the same list
Answer:
This question lacks options, the options are:
A. populations, communities, and ecosystems
B. DNA, RNA, and protein
C. Cells, tissues, and organs
The answer is A
Explanation:
The biological level of organization shows the organized build up of life from cellular level to organismal level. However, this organization goes beyond the organismal level. Individual species of organisms can assemble to form a POPULATION.
Likewise, populations of different species can coexist to form a COMMUNITY. The community of organisms can interact with their abiotic environment to form an ECOSYSTEM.
Therefore, the level of biological organization extends as follows:
populations → communities → ecosystems
what is gestation period?
Answer:
gestation period is the period of development during the carrying of the embryo or fetus inside viviparous animals
Put the following steps of Meiosis in the correct order:
I. The cell divides into 2 daughter cells
II. Homologous chromosomes pair up in the center of the cell
III. Spindle fibers separate homologous chromosomes
IV. Chromosomes become shorter and thicker
A. I, II, III, IV
B. IV, III, II, I
C. II, III, I, IV
D. IV, II, III, I
What is Meiosis
Meiosis (listen); from Ancient Greek'lessening', since it is a reductional division) is a special type of cell division of germ cells in reproducing organisms that produce the gametes, such as sperm or egg cells. It involves two rounds of division that ultimately result in four cells with only one copy of each chromosome (haploid). Additionally, before the division, genetic material from the paternal and maternal copies of each chromosome is crossed over, creating new combinations of code on each chromosome. Later on, during fertilization, the haploid cells produced by meiosis between a male and female will fuse to create a cell with two copies of each chromosome again, the zygote.
Errors in meiosis resulting in aneuploidy (an abnormal number of chromosomes) are the leading known cause of miscarriage and the most frequent genetic cause of developmental disabilities.
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Question 4 of 20
Which energy transfer occurs when a cube of ice is placed in a glass of
water?
A. The chemical energy of the ice is transferred to the liquid water.
B. The nuclear energy in the water molecules is released from the ice
into the liquid water.
C. Gravitational potential energy is transferred from the liquid water
to the ice.
O D. Thermal energy is transferred from the liquid water to the ice.
SUBMIT
Answer:
option (D) is the right answer
Devise an experiment to test the effect of pH on the activity of biological washing powder
Answer:
boil a water on a container deep your face inside it and you know the temperature ️ of water
what is the waterfalls
Answer:
waterfall is a falling of a river or other body of water over a steep Rocky ledge. Shows interruption in water flow
56:25
If blood is in short supply, which blood type would be the most beneficial to have on hand if someone needed a blood transfusion?
O+
O–
AB+
AB–
Los microondas tienen una frecuencia mayor a las ondas de radio. verdadero o falso,justifique
Verdadero.
→ Porque, los microondas con/y las radiofrecuencias son radiaciones electromagnéticas de mayor frecuencia.
SALUDOS!
MiraculousAlejandra
6. Which of the following does not allow observation of living organisms?
a) Bright field microscopy
b. Phase contrast microscopy
c) Fluorescent microscopy
d. Dark Field microscopy ...
During transcription, RNA polymerase synthesizes RNA from a DNA template with the help of accessory proteins.
a. True
b. False
Answer:
The correct answer is a. True
Explanation:
The information to produce a protein is coded in the cells in deoxyribonucleic acid (DNA). Transcription is the process in which a DNA sequence is copied into a ribonucleic acid (RNA) sequence. This RNA sequence is a messenger RNA (mRNA) because it will be then translated into a functional protein. For this, the DNA sequence is read and an RNA strand is synthesized by an RNA polymerase (an enzyme that synthesizes RNA molecules from a DNA template). During the process participate other proteins, such as DNA binding proteins, activators, coactivators, etc. (accessory proteins).
Help .....plz help....
Answer:
2. sedimentation (decantation follows sedimentation)
3. immiscible (water and oil never mix with each other)
4. size
5. evaporation (condensation chills the mixture where evaporation heats the mixture )
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Answer:
pls mark it as brainliest
sedimentation
immiscible
evaporation
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The basal metabolism of a human adult is the total rate of energy production when a person is not performing significant physical activity.
a. True
b. False
True
Metabolism refers to the countless chemical processes going on continuously inside the body that allow life and normal functioning.The amount of kilojoules your body burns at any given time is affected by your metabolism.Your metabolic rate is influenced by many factors – including age, gender, muscle-to-fat ratio, amount of physical activity and hormone function.Hope this helps you ❤️MaRk mE aS braiNliest ❤️^_^Answer:
Explanation:
FALSE
What is produced during the replacement reaction of Ba(NO3)2 and Na2SO4?
2BaNa + 2NO3SO4
2NaNO3 + BaSO4
NaNO3 + BaSO4
BaNa2 + (NO3)2SO4
Answer:
2NaNO3 + BaSO4
Explanation:
Answer:
2NaNO3 + BaSO4
Explanation:
Hydrocarbons are burned to produce water and carbon dioxide. Propane (C3H8) is a homologous series alkane that belongs to the hydrocarbon family. As a result, when propane is burned, three molecules of carbon dioxide and four molecules of water are produced.
Because there is an overabundance of oxygen, carbon dioxide is created when butane is completely burned.
