In the Study of Evolution, Scientists Often Look at Homologous

question 54

Multiple Choice

In the study of evolution, scientists often look at homologous features in species.Which is least suitable for use as a homologous feature?

• A) A DNA sequence coding for a protein in frogs
• B) An anatomical structure in beetles
• C) An inherited behavioral pattern of marmots
• D) The secondary structure of a protein in Arctic fish
• E) Learned behavior in guppies

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Definitions:

Smoking Crack

Inhaling the smoke from crack cocaine, a highly addictive and illegal stimulant drug that is smoked to achieve a rapid, intense high.

Cocaine

A powerful stimulant drug extracted from the leaves of the coca plant, often used recreationally for its euphoric effects.

Snorting

The act of inhaling a substance, typically powdered drugs, through the nose.

Physiological Effects

Changes in the body's normal biological functions due to various stimuli or conditions.