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3 Cards in this Set
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- Back
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What did Mendel accomplish?
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-operational definition of the gene
-Genes are passed from parents to offspring -the P generation is homozygous: makes only one type of gamete -the F1 generation is heterozygous: makes two types of gametes -the F2 generation reflects the probability of combination of gametes |
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What did Morgan accomplish?
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-genes are actually present on chromosomes
-more than one gene was observed, they didn’t always stay together -chiasma observed by the cytologists could be places where genes can cross over |
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What did Sturtevant and Bridges accomplish?
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-genes are arrayed linearly along chromosomes
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