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Standard XII
Biology
Structure of Chloroplasts
70S ribosome ...
Question
70
S
ribosome is present in
A
Chlroroplast
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B
Mitochondria
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C
Prokaryotic
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D
All of the above
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Solution
The correct option is
D
All of the above
Ribosomes are sites for protein synthesis. They are of two types 70S AND 80S.
A. Chloroplasts contain double-stranded circular DNA and 70S ribosomes.
B. Mitochondria contain single double-stranded circular DNA and 70S ribosomes.
C. Prokaryotic contains the 70S and eukaryotic contains 80S ribosomes.
D. All of the above contains 70S ribosomes.
So, the correct option is D.
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