Question

1. What are some physical, chemical, and physiological constraints that lead to allometric scaling?

2. Compare and contrast the terms brain and ganglion.

Answer 1

1: Mutation may lead to allometric scaling which means change in body shape and size. Mutation may cause change in body shape and size. Environment conditions such as disaster may lead to allometric scaling.

2:A brain, a neural structure located in the head, differs from a ganglion by the following characteristics:

(1) a brain subserves the entire body, not just restricted segments.

(2) it has functionally specialized parts; (3) it is bilobar.

(4) commissures and neurons form the surface with axons in the central core;