(B) : Ribosomes are small,spherical,non-membrane-bound organelles found in both prokaryotic and eukaryotic cells. They are the sites of protein synthe

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These are composed of ribonucleic acid and proteins.

(B) : Ribosomes are small,spherical,non-membrane-bound organelles found in both prokaryotic and eukaryotic cells. They are the sites of protein synthesis. Ribosomes consist of two subunits,one large and one small,each of which is composed of ribosomal $RNA$ $(rRNA)$ and proteins. They do not contain any $DNA$.

Class 11 Biology Cell: The Unit of Life Ribosomes

Easy

What is true about ribosomes?

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A
The prokaryotic ribosomes are $80S$,where $S$ stands for sedimentation coefficient.
B
These are composed of ribonucleic acid and proteins.
C
These are found only in eukaryotic cells.
D
These are self-splicing introns of some $RNAs$.