N men, anabolic steroids cause select one:

a. an increase in facial hair.

b. the testes to increase in size.

c. an increase in sperm production.

d. a shutdown of normal testosterone production

Use the following terms in the same sentence : diffusion and osmosis.

Phosphorus cycles between living things and the (blank) ?

What greenhouse gas has the largest effect on global warming

Which of these joints are most different from the others? A. Elbow Joint B. Neck Joint C. Teeth Joint D. Wrist Joint

Eating potatoes with the skin as opposed to without the skin can increase dietary fiber intake. A medium-size baked potato weighs 173 grams.

Manny has contracted a virus that is destroying his body's immune system. manny most likely has:

When you exercise, your muscle cells use oxygen to convert the energy stored in glucose into the energy stored in ATP, which they then use to drive muscle contractions. When you exercise, your muscles need more oxygen.

Which of these is required for natural selection? A.) All individuals of a population must be identical. B.) There must be a small number of individuals in a population. C.) There must be variation among the members of a population. D.

What process do cells use to make large molecules from smaller molecules?

Phosphates have been banned in most dishwashing detergents in order to protect the environment. How do phosphates in large quantities affect the environment? O A. They increase the acidity of water and cause acid rain. O B.