In a cross of purple flowered heterozygous plants (Pp), the letter P represents the allele for purple flowers and the letter p represents the allele for white flowers. What is the probability that an offspring of this cross expresses plants with purple flower phenotypes?

Question

Biology

Madeleine Fisher

21 March, 10:25

In a cross of purple flowered heterozygous plants (Pp), the letter P represents the allele for purple flowers and the letter p represents the allele for white flowers. What is the probability that an offspring of this cross expresses plants with purple flower phenotypes?

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Greene · Answer 1

So there would be a 75% chance of the flowers having purple offspring and a 25% chance of the flowers having white offspring. Or you could say, 3/4 of the offspring would be purple.