Features That Serve the Same Purpose on Very Dissimilar Organisms

question 26

Multiple Choice

Features that serve the same purpose on very dissimilar organisms are called ____.

• A)heterologous
• B)exogenous
• C)homologous
• D)analogous
• E)vestigial

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Definitions:

Blood Plasma

The liquid component of blood that carries blood cells and other substances throughout the body, constituting about 55% of blood's volume.

Phlebitis

Inflammation of a vein.

Thrombophlebitis

Inflammation of a vein associated with the formation of a blood clot.

Varicosities

Abnormally enlarged, twisted veins that typically appear in the legs, caused by weakened valves and veins that struggle to return blood to the heart.