Lighter skin color is the product of fewer *blank*
in the skins *blank*.
This allows more *blank*
to be produced when exposed to *blank*
of sunlight.

i attached a pic!

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.

Why is it incorrect to say that mitochondria function only as energy factories with cell