They mix up the genes causing the organism to have more genetic variation
Answer: Differentiation is the process by which unspecialized cells become specialized to carry out distinct functions. A stem cell is an unspecialized cell that can divide without limit as needed and can, under specific conditions, differentiate into specialized cells.
Simple diffusion- movement of gas from high to low concentrations in lungs and etc.
Active transport- movement of large ions and molecules across cell from low to high concentrations.
Exocytosis- Exo exit the cell by waste and vesicles expel waste using ATP
Endocytosis- Endo means into the cell