Reproduction notes
10
Reproduction Genetics
Transcript of Reproduction notes
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ReproductionGenetics
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Sexual Reproduction
MaleMakes a sperm cellContains 23 non-paired chromosomes
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Sexual Reproduction
FemaleMakes an egg cellContains 23 non-paired chromosomes
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Sexual ReproductionCombine to produce a single cell called a zygote.With a total of 46 chromosomes or 23 pairs of chromosomes.
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Sexual Reproduction
The single cell copies it’s DNA and then splits in two.This repeats over and over until a baby or fetus with trillion of cells develop.Has 23 chromosomes from dad and 23 chromosomes from mom.
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Asexual Reproduction
Requires only 1 parent to produce offspring.Offspring has identical information as parent.Does NOT increase genetic variety.
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Bacteria
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PlantsVegetative Propagation
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Paramecium
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Some Animals