Answer:
B
Explanation:
B is the correct answer because the environment effects how the body has to adapt.
The Excitatory Postsynaptic Potentials or EPSPs is an excitatory postsynaptic current just like the inhibitory postsynaptic potentials or IPSPs. Both of them hey have an additive effect. When multiple EPSPs occur<span> on a single patch of postsynaptic membrane, their combined effect is the sum of the individual </span>EPSPs<span>.</span>
A cytoskeleton has three fibers which are Micro filaments, Micro tubules, and Intermediate filaments. So It's going to be B.
The answer is 3 because the graph is decreasing