Answer:
Crocodiles are actually the closest living relatives to birds
Answer:
Gastrin: This hormone aids digestion by stimulating certain cells in the stomach to produce acid. Glucagon: Glucagon helps insulin maintain normal blood glucose by working in the opposite way of insulin. It stimulates your cells to release glucose, and this raises your blood glucose levels.
Explanation:
I believe the answer you are looking for is A) faster and more efficient development of new hybrids. This is not a step. It is the outcome of the steps.
Answer:sea levels dropped 300 ft
Explanation:gang
They help convert nitrogen to nitrate which is usable by living beings. (Living beings can't use regular nitrogen)