Rather, each myelin sheath insulates the axon over a single long section and, in general, each axon comprises multiple long myelinated sections separated from each other by short myelin sheath-gaps called nodes of Ranvier. ... In the CNS, axons carry electrical signals from one nerve cell body to another.
Spermatogonia is my answer
I belive they studied rocks because that is what geological stands for.However they also studied glaciers and ice caps for seeds that contained pollen. The prehistoric 4imes often help us understand out history.
A cell wall<span> is a structural layer that surrounds some types of </span>cells<span>, situated outside the </span>cell membrane. <span>The rigid outermost </span>cell<span> layer is found in plants and certain algae, bacteria, and fungi but not from animal </span>cells<span>. </span>
Answer:
Food and water go down the same tube which is called the esophagus.
