20
QuizMultiple Choice

The Building Blocks of Life — Test

Question 20 • Biology

Organisms may contain up to five levels of organization within their bodies. Which level of organization is best represented by the liver?

Answer
A
organ
B
tissue
C
organ system
D
organism

Explanation

The liver is made of different tissues working together to perform specific functions, such as processing nutrients and filtering substances from the blood. A structure made of tissues that work together is an organ, so the liver is best represented by the organ level of organization.

AI-written and checked against the verified answer.

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