is the study of life.
are highly organized, tiny sturctures with thin coverings called membranes
is the process by which organisms make more of their own kind from one generation to the next.
is the sum of all the chemical reactions carried out in an organism.
the maintenance if of stable internal conditions in spite of changes in the external enviornment.
are sets of inherited instructionsfor making proteins.
the passing or traits from parent to offspring
a change in DNA of a gene.
change in the