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L02 chapter 2-1

L02 chapter 2-1 - Genetics Bio 2306.04 Ch 2-1 Chromosomes...

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1 Genetics Bio 2306.04 Ch 2-1:  Chromosomes, Cell Cycle, Mitosis
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2 eubacteria archaea eukaryotes prokaryotes some genetic features in common with eukaryotes Three Major Groups
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Prokaryotic and Eukaryotic Cells
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6 Cell Division in Bacteria Single, circular chromosome in  most bacteria Nucleoid region
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Result: Two Identical Bacterial Cells
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10 Functional parts of a eukaryotic  chromosome Centromere kinetochore Telomeres Origin of replication   Chromosomes telomeres sister chromatids centromere
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13 one chromosome two DNA molecules sister chromatids DNA replication one chromosome one DNA molecule Duplication of Chromosomes:  sister chromatids
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14 1 homologous pair 2 chromosomes 4 DNA molecules DNA replication 1 homologous pair 2 chromosomes 2 DNA molecules Important not to confuse sister chromatids and homologous chromosomes! Homologous Chromosomes in diploid (2N) individuals contain information for the same traits
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