4. Any substance (for example, NAD*) that gains electrons is
[p.76]
a. oxidized
b. a catalyst
c. reduced
d. a substrate

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

Which benefit of the community experience when its members have a hide level of health literacy

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow