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Experiment 2 - A Dihybrid Cross Complete the Punnett square for a cross between two heterozygous purple smooth kernels,

Posted: Tue Jul 12, 2022 1:18 pm
by answerhappygod
Experiment 2 - A Dihybrid Cross
Complete the Punnett square for a cross between two heterozygouspurple smooth kernels, PpSs × PpSs:
PS
Ps
pS
ps
PS
PPSS
Purple. smooth
PPSs
Purple,smooth
PpSS
Purple,smooth
PpSs
Purple, smooth
Ps
PPSs
Purple,smooth
PPss
Purple,wrinkled
PpSs
Purple,smooth
Ppss
Purple,wrinkled
pS
PpSS
Purple,smooth
PsSs
Purple,Smooth
ppSS
Yellow,smooth
ppSs
Yellow,smooth
ps
PsSs
Purple,smooth
Ppss
Purple,wrinkled
ppSs
Yellow,smooth
Ppss
Yellow,wrinkled
What percentage of offspring do you predict will be purple andsmooth?
9 out of 16 offspring are purple and smooth. The percentage will be56.25 (9*100/16)
What percentage of offspring do you predict will be purple andwrinkled?
3 out of 16 offspring are purple and wrinkled
The percentage will be 18.75 (3*100/16)Click or tap here to enter text.
What percentage of offspring do you predict will be yellow andsmooth?
Click or tap here to enter text.
What percentage of offspring do you predict will be yellow andwrinkled?
Click or tap here to enter text.
Count the kernels in 5 rows of corn kernels for Corn Cob #2 andcomplete the following table:
Number of Kernels Observed
Number of Kernels Expected
Purple Smooth
Click or tap here to enter text.
Click or tap here to enter text.
Purple Wrinkled
Click or tap here to enter text.
Click or tap here to enter text.
Yellow Smooth
Click or tap here to enter text.
Click or tap here to enter text.
Yellow Wrinkled
Click or tap here to enter text.
Click or tap here to enter text.
Total number of kernels observed: Click or tap here toenter text.
To calculate the number of kernels expected, multiply the totalnumber of kernels observed by the percentage of kernels youpredicted would have each phenotype as in Experiment 1.
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