Question

Ribosomes , when associated with ER,attach with their

• A. Smaller subunit
• B. Large subunit (60S)
• C. $80S$ subunit
• D. Either by smaller or by larger subunits

Answer 1

Answer: (A)

Smaller subunit

• Ribosomes get attached to the endoplasmic reticulum firstly by its small subunit and then the large subunit gets attached to the small unit forming a proper structure of the ribosome.

So the correct answer is 'Smaller subunit'.