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@@ -47,10 +47,11 @@
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- evolutionary variations result from random mutations, being random genetic changes, followed by natural selection.
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- evolutionary variations result from random mutations, being random genetic changes, followed by natural selection.
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- #push [[systems view of evolution]]
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- #push [[systems view of evolution]]
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- recognizes three major avenues of evolution:
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- recognizes three major avenues of evolution:
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- [[random mutation of genes]]
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-
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- [[random mutations]] == [[genetic mutations]]
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- most mutations are harmful, few lead to positive variations
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- most mutations are harmful, few lead to positive variations
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- note that one bacteria can become [[billions]] in just one day
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- note that one bacteria can become [[billions]] in just one day
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- [[horizontal genetic transfer]]
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- [[horizontal genetic transfer]] == [[gene trading]]
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- [[bacteria]] freely trade genes, swap genes with each other
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- [[bacteria]] freely trade genes, swap genes with each other
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- global trading of genes (!)
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- global trading of genes (!)
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- [[lynn margulis]]
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- [[lynn margulis]]
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@@ -67,7 +68,8 @@
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- [[evolution through symbiosis]]
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- [[evolution through symbiosis]]
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- [[lynn margulis]] as well
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- [[lynn margulis]] as well
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- hypothesis: long term [[symbiosis]] involving [[bacteria]] and other [[microorganisms]] as hosts/guests led to complex life
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- hypothesis: long term [[symbiosis]] involving [[bacteria]] and other [[microorganisms]] as hosts/guests led to complex life
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- [[acquring genomes]]
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- [[acquiring genomes]]
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- compares organisms to [[corporations]]
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- compares organisms to [[corporations]]
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-
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-
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-
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- [[lecture 5]]
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- [[lecture 5]]
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