Download Cell Division

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Cell Division
Sections 8.1 to 8.3
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Like begets like, more or less
Asexual Reproduction
Sexual Reproduction
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Single parent
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No exchange of genetic
information
Fusion of sex cells from 2
parents
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Exchange of genetic material
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Rudolf Virchow’s contribution to
the cell theory…
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“Cells come from preexisting
cells”
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1858 – German Physician
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Why do cells divide?
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Growth – get bigger in size
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Repair – fix damaged cells
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Reproduction – to produce
more of the same
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Replacement – make up for
lost cells
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Prokaryotes reproduce by binary
fission.
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Binary Fission
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A means of asexual
reproduction in which a
parent organism often a
single cell, divides into 2
individuals of about equal
cells
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The process of binary fission…