Two haploid cells fuse to form a diploid cell which has all genetic info for forming new organism, must have same set of genetic info if organism is to resemble parents, mitosis ensures cell divides to give identical group of cells
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Why is mitosis necessary for differentiation?
Cells change/differentiate to give groups of specialised cells like xylem. Different cell types divide by mitosis, gives set of tissues of identical cells to perform specific function - tissues must have cells with same structure to function
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Why is mitosis necessary for repair?
When cells are damaged or die, new cells must have identical structure/function. If not exact copies, tissue does not function effectively. Mitosis is the means which new cells replaced dead cells.
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Other cards in this set
Card 2
Front
What happens in Interphase? 3 things.
Back
DNA replicated, invisible chromosomes, protein synthesis
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