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ocr a level biology notes for student
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In sexual reproduction two ………………………. (an egg and a sperm) join together in a process known as …………………………………… This forms a ………………………………… This cell divides and develops into a new organism by the process of ………………………… and
the position of a gene on a chromosome or DNA molecule
one of the different forms of a particular gene
cell division that produces 4 daughter cells, each with half the chromosome number of the parent cell
cell division that produces 2 daughter cells with the same number of chromosomes as the parent cell & as each other
CELLS WITH HALF THE NORMAL NUMBER OF CHROMOSOMES CELLS WITH THE FULL NUMBER OF CHROMOSOMES