An organ is defined as a body structure composed of two or more
A) molecules.
B) cells.
C) tissues.
D) organ systems.

Question

Quizplus · Accepted Answer

An organ is composed of two or more tissues which work together to perform a specific function. Therefore, choice C (tissues) is the best answer as it represents the structure of an organ. Choices A (molecules) and B (cells) are incorrect as they do not represent the complexity of an organ structure. Choice D (organ systems) is incorrect as it represents a higher level of organization than an organ.

An Organ Is Defined as a Body Structure Composed of Two