4. The following are also know as the chemical compounds of life, except... *
Macro moleules
Organic molecules
Chemical molecules
Biomolecules

Where can you find prokaryotic and eukaryotic cells?

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

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.