3
QuizMultiple Choice

Cell Structure

Question 3 • ** TCISD Summer Science 7 CR

Which is most like the brain of a cell?

Answer
A
ribosome
B
chloroplast
C
mitochondrion
D
nucleus

Explanation

The nucleus is most like a cell’s brain because it contains the DNA and helps direct the cell’s activities. The correct choice is the nucleus; ribosomes make proteins, chloroplasts capture light energy, and mitochondria release usable energy.

AI-written and checked against the verified answer.

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