Euphemism

question 23

Multiple Choice

Euphemism

• A) is a specialized language of a group
• B) is language that numbs us to the unpleasant or offensive
• C) should always be avoided
• D) none of the above

---

Definitions:

Synonymous Substitution Rate

The rate at which point mutations occur in a DNA sequence that do not alter the encoded amino acid due to the redundancy of the genetic code.

Purifying Selection

Removes deleterious alleles from a population. It is a common form of stabilizing selection.

Molecular Clock Estimates

Techniques that use the rate of molecular change to deduce the time in geological history when two species or other taxa diverged.