🔬 Everyday Science

What is the primary function of the rough endoplasmic reticulum?

A Lipid synthesis
B Protein synthesis and modification
C ATP production
D DNA replication

✓ Correct Answer: Option B

The rough ER is studded with ribosomes and is responsible for synthesizing and processing secretory and membrane proteins.

💡 Why is B) the correct answer?

The correct answer to the question "What is the primary function of the rough endoplasmic reticulum?" is Option B: Protein synthesis and modification.

The other options — A) Lipid synthesis, C) ATP production, D) DNA replication — are incorrect for this Everyday Science question. As explained above: The rough ER is studded with ribosomes and is responsible for synthesizing and processing secretory and membrane proteins.

📚 About This Everyday Science Practice Question

This 1-level Everyday Science question from the Human Body & Biology topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free Everyday Science practice test or use flashcards for spaced repetition review.

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