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ch. 6 vocab

vocab for 6.1-6.2

TermDefinition
somatic cell cell that makes up all of the body tissues and organs, except gametes
gamete sex cell; an egg or a sperm cell.
homologous chromosome chromosomes that have the same length, appearance, and copies of genes, although the alleles may differ
autosome chromosome that contains genes for characteristics not directly related to the sex of the organism.
sex chromosome chromosome that directly controls the development of sexual characteristics
sexual reproduction involves the fusion of two gametes
fertilization fusion of an egg and sperm cell.
diploid cell that has two copies of each chromo- some, one from an egg and one from a sperm.
haploid cell that has only one copy of each chromo- some
meiosis form of nuclear division that divides a diploid cell into haploid cells; important in forming gametes for sexual reproduction
gametogenesis process by which gametes are produced through the combination of meiosis and other maturational changes
sperm male gamete
egg female gamete
polar body haploid cell produced during meiosis in the female of many species; these cells have little more than DNA and eventually disintegrate
Created by: corsmoa21
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