Samples of Brook Trout from Two Mountain Streams Yielded the Following

question 33

Essay

Samples of brook trout from two mountain streams yielded the following data for a polymorphism for restriction fragment length (3.3-,3.9-,4.1-kilobases)at the gene encoding the enzyme alcohol dehydrogenase.


a)What are the allele frequencies in each population?
b)Are the populations at Hardy-Weinberg equilibrium?
c)What effect would migration of salmon from population 2 into the river where population 1 lives have on the allele frequencies in the progeny of population 1?

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Definitions:

Immune System

The complex network of cells, tissues, and organs that work together to defend the body against infection, disease, and foreign substances.

Stress

A reaction of the body and mind to demanding situations, which can be positive or negative and affects physical and mental health.

Susceptibility

The likelihood or predisposition to be affected by something, particularly a disease or condition.

Osteoporosis

A bone disease that occurs when the body loses too much bone, makes too little bone, or both, making bones weak and more likely to break.