Which Statement About the Dobzhansky-Muller Model of Speciation Statement Is

question 103

Multiple Choice

Which statement about the Dobzhansky-Muller model of speciation statement is false?

• A) A single ancestral population is assumed to be subdivided into two descendent populations.
• B) Descendent populations evolve independently, and an allele arises and becomes fixed in one of the descendent lineages.
• C) An allele becomes fixed at a different gene locus in one population in comparison with the other population.
• D) Independent lineages can hybridize, but the hybrid offspring that result are inferior or may die.
• E) Genetic changes can occur only in a single lineage.

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Definitions:

Solution

The number or collection of numbers that fulfill a given equation, inequality, or a set of equations.

Inequality

A mathematical statement that suggests a non-equivalence between two values or expressions.

Absolute Value

The distance of a number from zero on the number line, without considering direction.

Inequality

A mathematical expression that shows the relationship between two values that are not equal, using symbols such as <, >, ≤, and ≥.