The principle of uniformitarianism is a a.) biased method of dating rocks. b.) complex method of dating rocks. c.) creative explanation for how rocks are made at present. d.) non-testable explanation of how rocks are made at present.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

im not intirely sure but i think the anwser is d relative humidity

the answer is c. altitude. hope this ! #brainiac