. In 1884 the population had grown to 106 when disaster struck the island. Of the 19 adult men on the island, 15 were in the same fishing boat that capsized, leaving only 4 adult men alive on the island. These desperate times may have changed the sex ratio of the breeding population on the island. Let’s say that now, each man fathered children with an average of 1.5 different women (male:female ratio of 1:1.5). If we start back with a heterozygosity of 0.5 from this point, given the effective population size on Tristan da Cunha, what is the expected heterozygosity in the current population 7 generations later? 1c. The scenarios described in 1a and 1b are examples of which two evolutionary phenomena,

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,...
icon
Related questions
Question
If these conditions held constant – what would the expected heterozygosity be in the
population today (2018 to deal with a clean integer value for generations)?
1b. In 1884 the population had grown to 106 when disaster struck the island. Of the 19 adult men
on the island, 15 were in the same fishing boat that capsized, leaving only 4 adult men alive on
the island. These desperate times may have changed the sex ratio of the breeding population on
the island. Let’s say that now, each man fathered children with an average of 1.5 different
women (male:female ratio of 1:1.5). If we start back with a heterozygosity of 0.5 from this point,
given the effective population size on Tristan da Cunha, what is the expected heterozygosity in
the current population 7 generations later?
1c. The scenarios described in 1a and 1b are examples of which two evolutionary phenomena,
respectively?
 
 
 
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Reproductive system
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:
9780815344322
Author:
Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:
W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:
9781260159363
Author:
Martin, Terry R., Prentice-craver, Cynthia
Publisher:
McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Inquiry Into Life (16th Edition)
Biology
ISBN:
9781260231700
Author:
Sylvia S. Mader, Michael Windelspecht
Publisher:
McGraw Hill Education