Which of the Following Is NOT One the Standard Assumptions

question 4

Multiple Choice

Which of the following is NOT one the standard assumptions made when using molecular clocks to determine phylogeny?

• A) The best alignment between homologous sequences always encompasses the least number of mutational changes.
• B) Sequences that encode for essential catalytic portions of a protein change more slowly than portions without essential function.
• C) Nucleotides in the position of third codon show more random mutation.
• D) Artifactual mutations incorporated by PCR are high.
• E) All of the above.

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Definitions:

Drive

A psychological state that motivates an organism to satisfy a need or achieve a goal.

Homeostasis

The process by which a living organism or cellular system maintains stable internal conditions necessary for survival.

Non Sequitur

A statement that does not logically follow from the previous argument or statement.

Incentive Theory

A motivational theory suggesting that behavior is driven by a desire for external rewards and incentives.