Mitosis is a type of cell division that occurs I. to make more cells so organisms can grow.
II. so organisms can replace old or damaged cells.
III. when organisms make sex cells for reproduction.
IV. only during fetal stages of development.

Answer Choices:
A. I, II, and III only
B. II, III, and IV only
C. I and II only
D. I and IV only

a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

In cell biology, mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei. Cell division gives rise to genetically identical cells in which the total number of chromosomes is maintained

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.