Question

Rough endoplasmic reticulum differs from smooth walled endoplasmic reticulum due to the presence of:

• A. DNA
• B. ribosome
• C. Ergastic substance
• D. nucleus

Answer 1

Answer: (B)

Agranular E. R. is without ribosomes but granular (rough) E.R. have ribosomes on their walls and take part in protein synthesis.