Question
Biology Question on Cell: the unit of life
Besides proteins ribosomes contain :
A
DNA
B
RNA
C
both (a) and (b)
D
lipids
Answer
RNA
Explanation
Solution
Ribosomes are rib nucleoprotein particles. Ribosomes are the smallest cell organelle measuring 170−230 A in diameter, they are not bound by any unit membrane. Each ribosome is made up of two unequal subunits.