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14 Cards in this Set
- Front
- Back
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Cell cycle |
G1-S-G2-M |
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DNA polymerase |
Enzyme that uses each DNA strand as template to synthesize new strand during S phase |
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Semi-conservative |
Term used to describe the way each new helix of DNA is made up of one "new" strand and one "old" strand |
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Mitosis |
Process of somatic cell division resulting in the formation of two cells that are genetically identical to the parent |
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Meiosis |
Process of germ cell division resulting in the formation of gametes |
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Spermatogenesis |
Production of four haploid gametes |
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Oogenesis |
Female version of meiosis that produces 1 haploid ovum and 2 polar bodies |
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Alleles |
Alternative forms of a gene |
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SRY region |
Sex determining region on the y gene |
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Nondisjunction |
Failure of chromosome pairs to separate at cell division |
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Meiotic nondisjunction |
The most common mechanism leading to an abnormal number of a particular chromosome |
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Trisomy |
Condition that occurs during nondisjunction when the gametes at the end of meiosis has two of a particular chromosome |
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Monosomy |
Condition that occurs during nondisjunction if the gamete at the end of meiosis has zero of a particular chromosome |
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Genotyping |
Process of determining genetic differences between individuals by using a set of markers |
