The term carcinogen refers to: a
the spread of disease.
b
the chemicals used to stop the spread of cancer.
c
a term that means the same as an aneurysm.
d
a substance that produces cancer.

The germs that cause infections are mainly spread in what three ways? a. immunization, mucous membranes, not washing hands b. germ-laden droplets, direct contact with body fluids, insects c. hand hygiene, sickness, immunization d. not enough sleep, low oral hygiene, germs

After a tiring half of a basketball game, what should the players eat to get instant energy?

The social science that differs from sociology primarily in that it focuses on individual behavior rather than on group behavior is a. anthropology. c. psychology. b. economics. d. political science.