In Any Sample of Double-Stranded DNA, _______ Percent of the Bases

question 149

Multiple Choice

In any sample of double-stranded DNA, _______ percent of the bases are purines.

• A) 10
• B) 25
• C) 50
• D) 100
• E) The amount depends upon the organism from which the DNA came.

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Definitions:

Human Genetic Diversity

The variation in genetic makeup among individuals within the human species.

Monophyletic Group

A set of organisms that consists of all the descendants of a common ancestor.

Molecular Homoplasy

The occurrence of similar or identical molecular sequences in different species not due to shared ancestry but convergent evolution or other processes.

Morphological Homoplasy

The occurrence of similar body structures in different species not due to common ancestry, often resulting from convergent evolution.