Explain the difference between a "hawk" and a "dove."

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?