What do cells need to do between cell division to make sure they don’t just get smaller and smaller?

Aplant has an egg with 34 chromosomes how many chromosomes does a leaf cell of that plant have

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.

List two limitations of natural selection