Does the Earth have naturally occurring climate cycles, and if so, how
frequently?

Witch type of microscope is used to view very small cell components like proteins and dna?

Error analysis: what might be the reason that some of your percentages didn't exactly match your predicted results? gametes aren't responsible for inheritance. mice don't have large litters, so the sample size was not large enough. the wrong type of mice were used.

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things