Phytoplankton functions as

a. a food source for zooplankton.
b. a producer of oxygen by photosynthesis.
c. a food source for many large organisms.
d. all of the above.

What are the types of genetic recombination

Are produced in the light reactions and used in the calvin cycle. a)nadh and atp b)electrons and sugar c)nadt+ and adp d)sugar molecules

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.