The cell membrane
A.
converts glucose to other energy molecules.
B.
controls which substances enter and exit the cell.
C.
is the site of most cellular chemical reactions.
D.
alters and packages proteins and lipids.

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.