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11 Cards in this Set
- Front
- Back
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Meiosis is... |
a form of cell reduction and division involved only in sex cells (gamete).
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Female meiosis results in.. |
1 functional ovum and 2 or 3 polar bodies from an oocyte. |
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Male meiosis results in.. |
4 functional spermatids from 1 spermatocyte |
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Males sperm contains |
22 autosomes and 1 sex chromosome (either x or y) |
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Female egg contains |
22 autosomes and 1 x chromosome |
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Fertilisation is.. |
the fusion of a secondary oocyte and a spermatozoon, forming a zygote. |
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2 ______ gametes (23 chromosomes) form a ____________ (46 chromosomes) in fertilization. |
2 haploid gametes form a zygote in fertilization. |
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Autosomal genes are.. |
not on the sex chromosome |
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X linked genes are.. |
on the X chromosome |
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Autosomal dominant genes are |
where the non sex chromosome is affected, and the phenotype is expressed with only one affected gene |
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Autosomal recessive genes are |
where the non sex chromosome is affect and both genes need to be affected for it to be expressed |
