All the animals trees and plants are made up of cells that share many similar characteristics

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Did you know that a blue wales tongue weighs more than an elephant?

The chemical form of energy that is useable by the cell to do work