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

question 27

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 in common, and the nucleotide sequences that code for these proteins are almost identical.
• 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:

Connective

Describes tissue in the body that supports, binds together, or separates other tissues and organs.

Epithelial

Pertaining to epithelium, a layer of cells covering the body surfaces, cavities, organs, and blood vessels.

Muscle

Tissues in the body composed of fibers that contract to produce movement or maintain the position of parts of the body.

Nerve

A bundle of fibers that transmits electrical impulses between the brain and other parts of the body, essential for sensation and movement.