The proteins in the cell membrane
a. remain in fixed postions
b. allow small molecules that can dissolve lipids to pass into the cell
c. transport certain molecules into or out of the cell
d. prevent osmosis from taking place.

Photosynthesis converts light energy to chemical energy. which molecules are the end product of this transformation of energy in this reaction?

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.