Fertilization - occurs when the nucleus of a male reproductive cell combines with the nucleus of a female reproductive cell, gametes - The reproductive cells, sperm - male gamete, ovum - female gamete, zygote - When the male and female gametes combine, the resulting cell is called a, Meiosis - The type of cell division which gives rise to gametes, haploid number - The number of chromosomes in the gametes, diploid number - The number of chromosomes in the body cells, DNA - is largely confined to the nucleus and is the main component of the chromosomes., genome - is an organism’s complete set of DNAs including all of its genes.,

Chromosomes and Genes

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