Lec18_Mutation - 9:#&,;%)$1, !"#$%&'%()*%+, !

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!"#$%&'%()*%+ 9:#& ;%)$1 <=> ?&$+%5 ; -%.)(/*%+ #%++*'"B7 Hare Lab Research Descent with Modification
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from Moore, Lalicker, and Fischer (1953) Invertebrate fossils Descent with Modification Common Ancestor Anagenesis Cladogenesis (aka speciation) Anagenesis ()'*+,'-3 Evolution is any change in allele frequency in a population over time
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()'*+,'-3 Evolution is any change in allele frequency in a population over time A population is a group of interbreeding individuals Australian Fur Seal Population 4(1-$,'-53 6'7+*.,'- A population is a group of interbreeding individuals 4(1-$,'-53 6'7+*.,'- A population is a group of interbreeding individuals 4(1-$,'-53 6'7+*.,'-
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A population is a group of interbreeding individuals Racoon , Procyon lotor 4(1-$,'-53 6'7+*.,'- A population is a group of interbreeding individuals (of the same species!) Racoon 4(1-$,'-53 6'7+*.,'- ()'*+,'-3 Evolution is any change in allele frequency in a population over time Gene : a genetic locus coding for a functional RNA transcript Remember: 4(1-$,'-5
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Gene : a genetic locus coding for a functional RNA transcript Remember: 4(1-$,'-5 Gene : a genetic locus coding for a functional RNA transcript Locus : any defned segment oF DNA 4(1-$,'-5 An allele is a variant version of a gene or other genetic locus. Single-gene traits in the common pea plant analyzed by Gregor Mendel An allele is a variant version of a gene or other genetic locus. Single-gene traits in the common pea plant analyzed by Gregor Mendel e.g., “Tall” versus “short” alleles of the Le gene (encoding a Gibberellin 3b-Hydroxylase protein)
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An allele is a variant version of a gene or other genetic locus. e.g., “Y” versus “y” alleles at the Yellow gene controlling pea pod color CCGCT C GTCAACTAG CCGCT T GTCAACTAG allele “Y” allele “y” 4(1-$,'-53 !**(*( An allele is a variant version of a gene or other genetic locus. e.g., “Y” versus “y” alleles at the Yellow gene controlling pea pod color CCGCT C GTCAACT T G CCGCT T GTC G ACTAG allele “Y1” allele “y1” 4(1-$,'-53 !**(*( CCGCT T GTCAACTAG C A GCT T GTCAACTAG CCGCT T GTCA C CTAG CCGCT C GTCAA A TAG CCGCT C GTCAACTAG CCG A T C GTCAACTAG allele “Y2” allele “Y3” allele “Y4” allele “y2” allele “y3”
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Lec18_Mutation - 9:#&amp;,;%)$1, !&quot;#$%&amp;'%()*%+, !

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