You are examining a new kind of cell. This cell is quite thick and has an interesting surface. You only have a small number of these cells, so it would be great if you could keep them alive while you are examining them. What kind of microscope would you use in this situation? Include at least two reasons why you chose your microscope.

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.