1. the bodys nonspecific defenses against invading pathogens include ?
a. antibiotics
b. mucus, sweat, and tears
c. antibodies
d. cytotoxic t cells

2. the body's most important nonspecific defense is ?
a. the skin
b. cell mediated immunity
c. the inflammatory responce
d. permanent immunity

1. -define adaptation2 explain darwin's theories of descent with modification and natural selection in detail3. -explain how each of these provides evidence for evolution: a. -fossil record, including superposition and transitional fossilsb-anatomy, including homologous structuresc-biological molecules, including dna and proteins4. -explain the difference between convergent and divergent evolution.5. -define and give three examples of artificial selection6. -define and give one example of coevolution.7. -explain biodiversity and how it benefits humans.8. -explain a type of population lest affected by environmental change.