BIOLOGY HIGH SCHOOL

What class does the penguin belong to

Answers

Answer 1
Answer: Penguins belong to kingdom Animalia; phylum Chordata; class Aves.
They are considered as birds that are flightless. They belong to the aquatic group; they supposed to have wings but it had evolved into flippers and they have webbed feet.

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How is a bone cell and animal cell similar?​

Answers

A bone cell and animal cell are similar in their function and presence in a body.

Cells

A Cell is known for its function and structure.

A bone cell is made of tissue.

A bone cell protects the internal organs and stores minerals such as phosphorous and calcium.

An animal cell has a cell membrane and has functions that relate to producing energy and storing it.

Animal cells make proteins and transfer molecules.

Learn more about Cells here:

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Bone is composed of four different cell types; osteoblasts, osteocytes, osteoclasts and bone lining cells.

Why would a drug that damages capsids help treat a viral infection

Answers

The capsid is the protein shell that surrounds the core of a virus where its nucleic acid is located. The capsid is made up small sub units called capsomeres.A virus consists of a nucleic acid which may either be RNA or DNA and is found in varying quantities in the virus. It is this nucleic acid that is vital to the virus' survival that is housed in the capsid.A drug that targets the capsid and damages it will cause the nucleic acid to leak out of the virus and into the surrounding while other fluids foreign to the virus will get in rendering the virus totally impaired, and due to this the virus cannot survive but will speedily die.

they keep all of the viruses out. it is a defencive system

H2O has a mc021-1.jpgHvap = 40.7 kJ/mol. Solve for the quantity of heat released when 27.9 g of H2O condenses.A) 60.00 kJ
B) 61.05 kJ
C) 63.09 kJ
D) 68.60 kJ

Answers

The heat released for a certain mass of water that is condensing is calculated by multiplying the heat of vaporization and the amount of the substance. Calculation is as follows:

Heat released = (40.7 kJ/mol) (27.9 g) ( 1 mol / 18 g) = 63.09 kJ

Therefore, the correct answer from the choices listed above is option C.

One limitation to science is that it cannot answer questions about ______ ?

Answers

Answer: Phenomena.

Explanation: That includes topics such as infinity, the future and god.

Hope this helps!

animal research is critically important for the study of variables that can't be _____ ethically in human subjects.

Answers

animal research is critically important for the study of variables that can't be manipulated ethically in human subjects.

Final answer:

Animal research is critically important for studying variables that can't be ethically tested in human subjects. Ethical regulations ensure the humane treatment of animal subjects and the minimization of pain and distress. Animal research is a privilege granted by society to researchers.

Explanation:

Animal research is critically important for the study of variables that can't be tested ethically in human subjects. Ethical considerations have necessitated strict regulations on animal research, such as the approval of an IACUC and regular inspections of animal facilities. The use of animals in research is a privilege granted by society to researchers, and efforts are made to minimize pain and distress experienced by animal subjects.

Learn more about Animal research here:

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Which of the following statements about the experiences refugees face is false?A.
Humanitarian aid organizations seek ways to help relocate refugees.
B.
The cost of health care is a major challenge to host countries of refugees.
C.
Many refugees are challenged by the need to find employment in their host countries.
D.
Refugees cannot receive funding from nongovernmental organizations.

Answers

The correct answer to the question stated above is letter D. Refugees cannot receive funding from non-governmental organizations.

It is true that humanitarian aid organizations seek ways to help relocate refugees. Aside from that, employment and cost of health care are also a major challenge to some countries of refugees.

Answer:

The correct answer will be D. Refugees cannot receive funding from nongovernmental organizations.
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Which of the following statements describes rill erosion? A. The population increases next to a shoreline. B. Sand along a shoreline is repeatedly picked up by waves. C. Sediment is deposited by a river. D. Running water cuts small channels into a slope.
According to MyPlate, how many cups of fat free or low fat milk, or their equivalent, should be consumed daily for all calorie levels?