The conversion of nitrate to nitrogen gas is achieved by bacteria. select one: a. denitrifying b. leguminous c. nitrogen-fixing d. nitrate-producing e. nitrite-producing

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

What drives the atp synthase reactions that produce atp