What happens to sunlight in photosynthesis? A.
It's converted to chemical energy and stored.

B.
It's stored and then converted to chemical energy.

How can you approximate the number of calories required to keep you in energy balance?

One gene can influence trait(s). one trait can be determined by gene(s).

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.