• Set A₁A₁ (HbAA) • Set A₁A₂ (HbAs) • Set A₂A₂ (HbSS) Using your simulations as examples, explain why the HbS allele is more common in some parts of the world than others. Include information about the genotypes in your response.

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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• Set A₁A₁ (HbAA)
• Set A₁A₂ (HbAS)
• Set A₂A₂ (Hbss)
Using your simulations as examples, explain why the HbS allele is more common in
some parts of the world than others. Include information about the genotypes in
your response.
Transcribed Image Text:• Set A₁A₁ (HbAA) • Set A₁A₂ (HbAS) • Set A₂A₂ (Hbss) Using your simulations as examples, explain why the HbS allele is more common in some parts of the world than others. Include information about the genotypes in your response.
Population Data
Population: Finite
N = 200
Frequency A, Allele
0.9-
0.8
0.7
0.6
0.5
0.4-
0.3-
0.2-
=
0.1-
of
0
Frequency A₂ Allele
0.9-
0.8-
0.7-
0.6
0.5
0.4
0.3-
0.2
0.1-
of
0
Allele Frequency
# of Populations 5
# of Generations 200
freq A, 0.5
20
20
T
40
GO
T
60
40
A₁A₁
0.5
Fitness (w)
1
T
80
A₁A₂
60
0
A₂A₂
Change in A₁ Allele Frequency Over Time
T
100
Generations
Migration
T
120
80
None
140
100
0
Generations
A₁ ==>A₂
120
T
160
Change in A₂ Allele Frequency
Mutation
A₁ <==A₂
0
140
T
180
Inbreeding
160
F
(temporarily disabled)
+ #
0
Infinite Population
Pop_1
Pop 2
Pop 3
Pop 4
Pop 5
Start gen Stop gen Pop Size Growth Rate
180
Info.
Bottleneck
Populations
# with A₁ Fixed=0
# with A₁ Lost = 0
Average # of Generations till
Fixation
=N/A
(no populations with A₁ fixed)
Average # of Generations till loss
=N/A
Q++ = #
(no populations with A₁ lost)
Infinite Population
- Pop_1
Pop_2
Pop_3
Pop_4
Pop_5
Transcribed Image Text:Population Data Population: Finite N = 200 Frequency A, Allele 0.9- 0.8 0.7 0.6 0.5 0.4- 0.3- 0.2- = 0.1- of 0 Frequency A₂ Allele 0.9- 0.8- 0.7- 0.6 0.5 0.4 0.3- 0.2 0.1- of 0 Allele Frequency # of Populations 5 # of Generations 200 freq A, 0.5 20 20 T 40 GO T 60 40 A₁A₁ 0.5 Fitness (w) 1 T 80 A₁A₂ 60 0 A₂A₂ Change in A₁ Allele Frequency Over Time T 100 Generations Migration T 120 80 None 140 100 0 Generations A₁ ==>A₂ 120 T 160 Change in A₂ Allele Frequency Mutation A₁ <==A₂ 0 140 T 180 Inbreeding 160 F (temporarily disabled) + # 0 Infinite Population Pop_1 Pop 2 Pop 3 Pop 4 Pop 5 Start gen Stop gen Pop Size Growth Rate 180 Info. Bottleneck Populations # with A₁ Fixed=0 # with A₁ Lost = 0 Average # of Generations till Fixation =N/A (no populations with A₁ fixed) Average # of Generations till loss =N/A Q++ = # (no populations with A₁ lost) Infinite Population - Pop_1 Pop_2 Pop_3 Pop_4 Pop_5
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