ing pathway: • blue pigment enzyme A colorless (white) compound enzyme B red pigment

Biology (MindTap Course List)
11th Edition
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Chapter9: Photosynthesis: Capturing Light Energy
Section: Chapter Questions
Problem 16TYU: INTERPRET DATA The figure depicts the absorption spectrum of a plant pigment. What colors or...
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In sweet peas, the synthesis of purple anthocyanin pigment in the petals is controlled by two genes, B and D.
The pathway is
white
intermediate
blue
intermediate
anthocyanin
(purple)
gene B
enzyme
gene D
enzyme
a. What color petals would you expect in a purebreeding plant unable to catalyze the first reaction?
b. What color petals would you expect in a purebreeding plant unable to catalyze the second reaction?
c. If the plants in parts a and b are crossed, what color
petals will the F1 plants have?
d. What ratio of purple : blue :white plants would you
expect in the F2?

ing pathway:
• blue pigment
enzyme A
colorless (white)
compound
enzyme B
red pigment
Transcribed Image Text:ing pathway: • blue pigment enzyme A colorless (white) compound enzyme B red pigment
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