All species have a certain amount of genetic diversity within their populations. how is genetic diversity important to the concept of natural selection

This female hormone, stored in the posterior pituitary gland, stimulates the contractions of the uterus during childbirth. what is this hormone?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.