Q. The two sub-units of ribosome remain united at a critical ion level of
A) Calcium
B) Copper
C) Manganese
D) Magnesium
Explanation
[Solution from source] Mg²⁺ ions hold the large and small ribosomal subunits together; when Mg²⁺ falls below a critical level the subunits dissociate. Calcium, copper and manganese do not play this role. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.