ส individual plants were collected from nature (thus not necessarily pure breeding) before flow- ering and were either crossed or self-pollinated. The results are shown below. Number of progeny plants Winged Wingless 91 0 90 30 0 80 161 0 29 31 Cross 1 2 3 Parental phenotypes Winged #1 (selfed) Winged #2 (selfed) The fruits of two different forms of Plectritis congesta, the sea blush: Wingless fruit and winged fruit. Wingless #1 (selfed) Winged #1 X Wingless #1 Winged #2 X Wingless #1 Winged #1 X Winged #2 a) Give a concise genetic hypothesis for the inheritance of fruit shape as determined from these crosses (include the number of genes, number of alleles, and dominance relation- ship between alleles).² 1) b) Give the most probable genotypes of: (define your alleles) 2 Winged #1 Winged #2 Wingless #1 2) c) If you self-pollinate the winged # 2 plant and planted six seed, what is the probability of obtaining in those six seed: 3) 24 all winged progeny one wingless and 5 winged progeny at least one wingless progeny MacBook Pro Fo
ส individual plants were collected from nature (thus not necessarily pure breeding) before flow- ering and were either crossed or self-pollinated. The results are shown below. Number of progeny plants Winged Wingless 91 0 90 30 0 80 161 0 29 31 Cross 1 2 3 Parental phenotypes Winged #1 (selfed) Winged #2 (selfed) The fruits of two different forms of Plectritis congesta, the sea blush: Wingless fruit and winged fruit. Wingless #1 (selfed) Winged #1 X Wingless #1 Winged #2 X Wingless #1 Winged #1 X Winged #2 a) Give a concise genetic hypothesis for the inheritance of fruit shape as determined from these crosses (include the number of genes, number of alleles, and dominance relation- ship between alleles).² 1) b) Give the most probable genotypes of: (define your alleles) 2 Winged #1 Winged #2 Wingless #1 2) c) If you self-pollinate the winged # 2 plant and planted six seed, what is the probability of obtaining in those six seed: 3) 24 all winged progeny one wingless and 5 winged progeny at least one wingless progeny MacBook Pro Fo
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

Transcribed Image Text:States)
B
*In nature, individual plants of Plectritis congesta bear either winged or wingless fruits. Three
individual plants were collected from nature (thus not necessarily pure breeding) before flow-
ering and were either crossed or self-pollinated. The results are shown below.
Number of progeny plants
Wingless
0
30
80
0
31
Cross
1
2
3
4
TU
Parental phenotypes
Winged #1 (selfed)
Winged #/2 (selfed)
Wingless #1 (selfed)
Winged #1 X Wingless #1
Winged #2 X Wingless #1
Winged #1 X Winged #2
The fruits of two different forms of Plectritis congesta, the sea blush: Wingless fruit and winged
fruit.
a) Give a concise genetic hypothesis for the inheritance of fruit shape as determined from
these crosses (include the number of genes, number of alleles, and dominance relation-
ship between alleles).²
b) Give the most probable genotypes of: (define your alleles) 2
Winged #1
Winged #2
Wingless #1
1)
2)
c) If you self-pollinate the winged #2 plant and planted six seed, what is the probability of
obtaining in those six seed:
3)
Winged
91
90
0
161
29
24
12
all winged progeny
one wingless and 5 winged progeny
at least one wingless progeny
MacBook Pro
0
Po
Focus
Expert Solution

Step 1: Explaining a monohybrid cross
A single character is involved in all these crosses hence it is a monohybrid cross. In this cross heterozygous condition is expressed in either homozygous or heterozygous condition and recessive condition is expressed only in homozygous state.
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