The plasma membrane is composed of a phospholipid bilayer with embedded proteins. What is one of the functions of the embedded proteins? A.
allowing specific substances to flow into the cell
B.
preventing the phospholipid tails from binding together
C.
defining the cell's structure and shape
D.
protecting the cell from physical harm

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. moss campion is one of the plants found in the alpine biome. it has small leaves and a cushion shape that protect it from the wind and freezing temperatures in the alpine. how has the moss campion adapted to enable its survival in the alpine biome? a. waxy needles b. cone-shaped c. thin trunks d. low-growing