BLG 400 Lecture Notes - Lecture 1: Asexual Reproduction, Somatic Cell, Sexual Reproduction
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29 Dec 2019
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Reproduction- the ability of an organism to make an exact or nearly exact copy of itself. Sexual reproduction- when genes from two parents are combined by the fusion of gametes and produce offspring that are genetically distinct from both parents. Asexual reproduction- type of reproduction that results in the offspring being genetically identical to the parent. Haploid- term used to describe a cell or individual organism that has one set of chromosomes (n) Diploid- term used to describe a cell or individual organism with two sets of chromosomes (2n) One set of chromosomes are inherited from the mother and the other set are inherited from the father. Haploid number- term used to describe the number of distinct chromosome sets in a cell. Two types of nuclear division in eukaryotes: mitosis. Haploid: n n + n: meiosis. Diploid meiocyte: 2n n + n + n + n.
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