The myelin sheath on a neuron allows nerve impulses to be faster because a. neurotransmitter molecules are released in greater amounts. b. the myelin sheath covers the entire axon. c. nerve impulses jump from node to node as they move down the axon. d. the threshold is met much faster.

The Correct Answer is C.

Explanation: nerve impulses jump from node to node as they move down the axon.

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

and after water is usually warmed by the sun the water temperature raises and then evaporates .