Acomplex of interconnected food chains in an ecosystem is called a/an
a. trophic stack.
b. food web.
c. ecosystem.
d. ecological pyramid.

2. what process do mrna and trna work together to complete? (3 points)

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these