Two pure-breeding tulips, one with white petals and one with red petals are crossed together and the dihybrid F₁ are purple. The dihybrid F₁ self-fertilizes to produce the F₂ that are found in the numbers shown in the table below. Phenotype of F₂ tulip petals Purple White Red Total Numbers of F2 plants 153 68 51 272 From these data determine the genotypes of the P and F₁. Show the phenotype and genotype ratios of the F₂ and explain the genetic interaction that is occurring. Use gene symbols A, a and B, b.
Two pure-breeding tulips, one with white petals and one with red petals are crossed together and the dihybrid F₁ are purple. The dihybrid F₁ self-fertilizes to produce the F₂ that are found in the numbers shown in the table below. Phenotype of F₂ tulip petals Purple White Red Total Numbers of F2 plants 153 68 51 272 From these data determine the genotypes of the P and F₁. Show the phenotype and genotype ratios of the F₂ and explain the genetic interaction that is occurring. Use gene symbols A, a and B, b.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:Two pure-breeding tulips, one with white petals and one with red petals are crossed
together and the dihybrid F₁ are purple. The dihybrid F₁ self-fertilizes to produce the F₂ that are found in
the numbers shown in the table below.
Phenotype of F₂ tulip petals
Purple
White
Red
Total
Numbers of F2 plants
153
68
51
272
From these data determine the genotypes of the P and F₁. Show the phenotype and genotype ratios of
the F₂ and explain the genetic interaction that is occurring. Use gene symbols A, a and B, b.
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