I think its the Diurnal Cycle.
C. and the explanation is i just know
A tsunami is associated a lot. Hope that helped dude! ( Or girl.)
Answer:
Insulin causes the body's cells to take in and store glucose, lowering the blood glucose concentration. If blood glucose gets too low, the body releases glucagon, which causes the release of glucose from some of the body's cells.
Explanation:
There are 4 thing that need to happen for natural selection to occur:
1) reproduction
2)heredity
3)variation in fitness or organisms
4)variation in individual characters of the population.
