Anatomical Features That Are Fully Developed and Functional in One

question 20

Multiple Choice

Anatomical features that are fully developed and functional in one group of organisms but reduced and functionless in a similar group are termed

• A) vestigial.
• B) homologous.
• C) analogous.
• D) polygenic.
• E) sympatric.

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Definitions:

Tarsals

A group of seven articulating bones found in the rear part of the foot, making up the ankle and the arch, playing a key role in movement and weight bearing.

Tibia

The shinbone or larger bone of the lower leg.

Patella

The kneecap, a small flat triangular bone located at the front of the knee joint.

Lordosis

A curvature of the spine inward, leading to an exaggerated lumbar region.