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BIOLOGY

JAMB 2014 - Question 5

Biology 2014 JAMB Past Questions - Question 5: Which of the following is the most complex according to their cellular level of organization?

Choose the most appropriate option for the gap .

Which of the following is the most complex according to their cellular level of organization?

A: Heart.

B: Hair.

C: Euglena

D: Hydra.

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Correct Answer

Explanation

Heart is an organ, followed by hydra which is an organism that exists at a tissue level. Hair is a structural component of an organ, is the skin and therefore is regarded as a tissue. Euglena is a micro -organism found at the cellular level.