HORMONES • General Characteristics:
o needed in very amounts (potent);
o produce effects in the cells they ;
o regulate processes (maintain );
o are *regulated by mechanisms
o Secretory Stimulation Methods
 1.

What is the first step in a life cycle of a plant reproduce sexually

What are two reasons for why a species might disappear from the fossil record?

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided