How can I measure variation in the feature of hairy pairs of legs of crabs . ​

Match each organ or function with its body system. produces urine large intestine ureters mouth filters blood absorbs nutrients from food

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.