single-factor punnett square notes. punnett square a diagram that can be used to predict the gene...
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![Page 1: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/1.jpg)
Single-Factor Punnett Square Notes
![Page 2: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/2.jpg)
Punnett Square
A diagram that can be used to predict the gene combinations that might result from a cross
![Page 3: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/3.jpg)
Basic Problems:
T = Tall t = short
Tt x TT
![Page 4: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/4.jpg)
T
t
T T
TT TT
Tt Tt
![Page 5: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/5.jpg)
T t
T T
TT TT
Tt Tt
TT: Tt : tt
Genotypic Ratio:_____________
Phenotypic Ratio:_____________
2 : 2 : 0
4 : 0
![Page 6: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/6.jpg)
Basic Problems:
T = Tall t = short
Tt x Tt
![Page 7: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/7.jpg)
T
t
T t
TT Tt
Tt tt
![Page 8: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/8.jpg)
T t
T t
TT Tt
Tt tt
TT: Tt : tt
Genotypic Ratio:_____________
Phenotypic Ratio:_____________
1 : 2 : 1
3 : 1
![Page 9: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/9.jpg)
Word Problems
A = Axial flowers a = terminal flowers
Cross homozygous axial plant with a terminal plant.
__________ X _________ AA aa
![Page 10: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/10.jpg)
Basic Problems:
A = axial a = terminal
AA x aa
![Page 11: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/11.jpg)
A
A
a a
Aa Aa
Aa Aa
![Page 12: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/12.jpg)
A A
a a
Aa Aa
Aa Aa
AA: Aa : aa
Genotypic Ratio:_____________
Phenotypic Ratio:_____________
0 : 4 : 0
4 : 0
![Page 13: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/13.jpg)
Word Problems
A = Axial flowers a = terminal flowers
Cross 2 plants that are heterozygous for axial flowers.
__________ X _________ Aa Aa
![Page 14: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/14.jpg)
Basic Problems:
A = axial a = terminal
Aa x Aa
![Page 15: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/15.jpg)
A
a
A a
AA Aa
Aa aa
![Page 16: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/16.jpg)
A a
A a
AA Aa
Aa aa
AA: Aa : aa
Genotypic Ratio:_____________
Phenotypic Ratio:_____________
1 : 2 : 1
3 : 1
![Page 17: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/17.jpg)
Backwards Problems
G = Green pods g = yellow pods
¾ of the plants produced by a cross between 2 unknown pea plants have green pods and ¼ have yellow pods. What are the genotypes of the parent plants?
__________ X _________
![Page 18: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/18.jpg)
G G
G gg
![Page 19: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/19.jpg)
G
g
G g
G G
G gg
G g
g
![Page 20: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/20.jpg)
Parents Genotypes are….
Gg X Gg
![Page 21: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/21.jpg)
Backwards Problems
G = Green pods g = yellow pods
What cross would result in ½ of the offspring having green pods and ½ of the offspring having yellow pods?
__________ X _________
![Page 22: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/22.jpg)
G G
gg gg
![Page 23: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/23.jpg)
G
g
g g
G G
gg gg
g g
![Page 24: Single-Factor Punnett Square Notes. Punnett Square A diagram that can be used to predict the gene combinations that might result from a cross](https://reader035.vdocuments.mx/reader035/viewer/2022062518/56649f145503460f94c2966d/html5/thumbnails/24.jpg)
Parents Genotypes are….
Gg X gg