Answer:
i think the answer is A source
The Nervous System is the power source of your body. Using electrical impulses, your nervous system helps control your muscle movements. The two main functions are the Sensory(afferent) division- which brings information to your brain. Then your Motor(efferent) division- which sends signals out.
<span>The fiber tracts indicated by the letter d will terminate in the thalamus. The spinal cord has white matter that is separated into dorsal and ventral columns. Often times they are referred to as funiculi and they are made of axons that are going up(ascending) or down (descending) the spinal cord.</span>
Answer: as the predator’s population goes up, the preys will go down, and as the prey’s goes up, the predators will go up. They are basically the opposite of each other.
Explanation: I can’t really tell what your question is. However if there are more prey to eat, then the number of predators will grow because they have more food. However, once there’s too many predators, the number of prey will drop which lowers the amount of food.
As fas as i remember 20% of whole cell is RBC
so the answer is 2×10^13 !!