Answer:
B
Explanation:
Both of the original DNA strands act as templates during replication. This option is correct.
Answer:
Neurotransmitters
Explanation:
Neurotransmitters are the chemicals present in the body used for the propagation of action potential. These neurotransmitters are also known as the body chemical messengers.
Neurotransmitters are stored in the neural cells. These chemicals are generally released when the cell is stimulated by the specific signal. The effect of neurotransmitter may be excitatory or inhibitory.
Thus, the answer is option (4).
Controls what goes in and out of a cell
Answer:
option c. produce their own light.
