Tall pea plants are dominant over short pea plants. If there are 200 short plants in the F2 generation from a cross that followed Menders methods, about how many plants from will be tall in that generation?

1 Answer
Alan P.
Nov 16, 2016

I got 600 plants with the Tall phenotype.

Explanation:

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If F2 contains 200 short plants (phenotype: tt)
then based on my (possibly incorrect understanding)
there should be approximately:
color(white)("XX")200 with genotype TT and
color(white)("XX")400 with genotype Tt
for a total of 600 tall plants.

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