Members of Two Different Species Possess a Similar-Looking Structure That

question 15

Multiple Choice

Members of two different species possess a similar-looking structure that they use in a similar way to perform about the same function. Which of the following would suggest that the relationship more likely represents homology instead of convergent evolution?

• A) The two species live at great distance from each other.
• B) The two species share many proteins.
• C) The structures in adult members of both species are similar in size.
• D) Both species are well adapted to their particular environments.

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Definitions:

Chemical Signals

Chemical signals are molecules released by organisms to communicate with each other, playing crucial roles in processes such as attraction, repulsion, social hierarchy, and defense.

Receptors

Specialized cells or groups of cells that detect changes in the environment and convey information to the nervous system.

Synapse

The junction between neurons through which they communicate with each other, transferring information via chemical or electrical signals.

Chemical Reactions

Processes that involve the rearrangement of atomic or molecular structures to form new substances.