What is the middle of a flower called?

How do cells grow and reproduce to maintain homeostasis?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?