The cell membrane regulates the movement of molecules in and out of the cell. What other functions does the cell membrane perform? A. It has no other functions.
B. It provides water to the entire cell.
C. It supports and protects the cell.

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Suppose you were the commissioner of corrections for your state. which correctional activities might come within your domain? which mostly would not

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)