P generation х Purple flowers, long pollen (PPLL) Red flowers, round pollen (ppll) F, generation Purple flowers, long pollen (PpLI) Self-fertilization Observed Expected number F2 generation number Ratio Ratio Purple flowers, long pollen Purple flowers, round pollen Red flowers, long pollen Red flowers, round pollen 296 15.6 240 19 1.0 80 27 1.4 80 85 4.5 27 An experiment of Bateson and Punnett with sweet peas, showing that independent assortment does not always occur. Note: The expected numbers are rounded to the nearest whole number.
P generation х Purple flowers, long pollen (PPLL) Red flowers, round pollen (ppll) F, generation Purple flowers, long pollen (PpLI) Self-fertilization Observed Expected number F2 generation number Ratio Ratio Purple flowers, long pollen Purple flowers, round pollen Red flowers, long pollen Red flowers, round pollen 296 15.6 240 19 1.0 80 27 1.4 80 85 4.5 27 An experiment of Bateson and Punnett with sweet peas, showing that independent assortment does not always occur. Note: The expected numbers are rounded to the nearest whole number.
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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Question
Figure shows the first experimental results that indicated linkage
between two different genes. Conduct a chi square analysis to
confirm that the genes are really linked and the data could not be
explained by independent assortment.
Transcribed Image Text:P generation
х
Purple flowers,
long pollen (PPLL)
Red flowers,
round pollen (ppll)
F, generation
Purple flowers,
long pollen (PpLI)
Self-fertilization
Observed
Expected
number
F2 generation
number
Ratio
Ratio
Purple flowers, long pollen
Purple flowers, round pollen
Red flowers, long pollen
Red flowers, round pollen
296
15.6
240
19
1.0
80
27
1.4
80
85
4.5
27
An experiment of Bateson and Punnett with sweet peas, showing
that independent assortment does not always occur.
Note: The expected numbers are rounded to the nearest whole
number.
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