A membrane that allows only some materials to move in and out of the cell is B. Semipermeable.
1. Acceleration of impulse
2. Deceleration of impulse
The answer is A. C and G go together and A and T go together.
Answer:
the glutamate causes an influx of ca2+ions the nerve cell akin to what occurs during depolarization.
DNA replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules. Replication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell.