They are about cell reproduction! answer the question and if you also can explain.... please explain?

1.During mitosis,sister chrmatids are pulled apart? 3.you grow mainly because your cells? 4.the cell of an animal has 20 chromosomes. A body cell of this same animal has how many chromosomes? 5.during mitosis, which of the following does not occur? 6.cancer cells undergo mitosis at a(an) ______ rate. 7.whch cells are formed by meiosis? 8. excessive exposure to sunlight may cause cancer of the? 9.A human female forms how many eggs from one original cell? 10.A cell has 4 chrmosomes. After mitosis,each new cell will have_____ chromosomes. 11.during which phase of mitosis do the chromosomes line up along the middle of the dividing cell? 12.which of the following represents the phase of mitosis in their proper sequence?