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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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rks23456 rks23456
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11 years ago
An F1 plant that is homozygous for shortness is crossed with a heterozygous F1 plant. What is the probability that a seed from the cross will produce a tall plant. Use a Punnett square to explain your answer and to compare the probable genetic variations in the F2 plants.
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wrote...
#1
11 years ago
50% tall (heterozygous) 50% short (homozygous)

tt X Tt = Tt (tall); tt (short); Tt (tall); tt (short)
wrote...
#2
11 years ago
------t      t
    T  Tt    Tt  
    t  tt     tt

50% heterozygous tall
50% homozygous short
wrote...
#3
11 years ago
the probability that a seed from this cross will produce a tall plant is 50%.  you would end up with two Heterozygous tall plants, and two homozygous short plants.

  T  t
t Tt tt
t Tt tt
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