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SlideshowReport

A Punnett square can be used to derive the F2 ratios in a cross from the F1 generation.

Description
6.x” _ 65 a? _
Smooth Smooth
F1 cross Gamete formation Set up
by F1 parents Punnett square
Genotype Phenotype
1 $5
3/4 Smooth
2 $5
1 ss } 1/4 wrinkled
Gamete combinations
represent random
fertilization
F2 ratio
a Cengage Lsem'ng. All Rights mm.
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