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AP Biology

AP Biology. Mendelian Genetics Part 2. Phenotype by gene expression. 3’ T A C C A G C C G G T A A T A G G G A C C A T T 5’ DNA TEMPLATE. 5’ A U G G U C G G C C A U U A U C C C U G G U A A 3’ mRNA. METH. VAL. GLY. __. HIST. TYR. __. PRO. TRP. __. __. ___. ___.

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AP Biology

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  1. AP Biology Mendelian Genetics Part 2

  2. Phenotype by gene expression

  3. 3’ T A C C A G C C G G T A A T A G G G A C C A T T 5’ DNA TEMPLATE 5’ A U G G U C G G C C A U U A U C C C U G G U A A 3’ mRNA METH VAL GLY __ HIST TYR __ PRO TRP __ __ ___ ___ PROTEIN 3’ U A C C A G C C G G U A A U A G G G A C C A U U 5’ ANTI – CODON Sequence Does the DNA Sequence (Million Dollar Blueprint) look like the Anti-codon Sequence? Remember, this is how the ribosome “knew” the Amino Acid was Correct.

  4. Incomplete Dominance

  5. Complete Dominance

  6. Codominance (AB) & Multiple Alleles

  7. Pleiotropy (Sickle Cell)

  8. BbCc BbCc Sperm bC Bc 1 1 1 1 BC bc 4 4 4 4 Epistasis 1 BC BBCC BbCC BBCc BbCc 4 1 bC BbCC bbCC BbCc bbCc 4 BBcc Bbcc BBCc BbCc 1 Bc 4 bbcc Bbcc 1 bbCc bc BbCc 4 9 3 4 16 16 16

  9. Dihybrid – Normal 9:3:3:1 ratio

  10. AaBbCc AaBbCc aabbcc Aabbcc AaBbcc AaBbCc AABbCc AABBCc AABBCC Polygenic Inheritance&Norm of the Reaction 20/64 15/64 Fraction of progeny 6/64 1/64

  11. Multifactorial example(Acid in soil changes the color)

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