Genotypes & Phenotypes
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Genotypes & Phenotypes Mrs. Rothenberger
description
Genotypes & Phenotypes. Mrs. Rothenberger. tt. Tt. Genotypes. TT. -organisms’ genetic make ups. -organisms’ appearances. Phenotypes. R.C. Punnett. developed the. Punnett Square. Problem: How can you predict traits of offspring produced by parents with known genotypes?. BB. bb. - PowerPoint PPT Presentation
Transcript of Genotypes & Phenotypes
Genotypes & Phenotypes
Mrs. Rothenberger
TT tt Tt
-organisms’ genetic make ups
-organisms’ appearances
developed the
Problem: How can you predict traits of offspring
produced by parents with known genotypes?
Cross #1- pure dominant ______ x pure recessive ______
Cross #2- pure dominant ______ x hybrid ______
Cross #3- hybrid ______ x hybrid ______
Cross #4- hybrid ______ x pure recessive ______
BbBBBB
bb
BbBbbbBb
Cross #1- pure dominant
______ x pure recessive ______
BB
bb
Cross #2- pure dominant ______ x hybrid ______
BBBb
BB
b
b
B
BB
b
BB
BB
Bb Bb
BB
BbBb
Bb Bb
Lab book Answers
Cross #3- hybrid ______ x hybrid ______
BB
BbCross #4- hybrid ______ x pure
recessive ______
Bbbb
b
BB b B
b
b
b
Bb
Bb
Bb bb
bb
bbBb
BB Bb
Lab book Answers