Which of the following are characteristics of prokaryotic cells?
- (A), (B) and (C) only
- (B) and (C) only
- (A) and (C) only
- (A), (C) and (D) only
Answer
(1) (A), (B) and (C) only
Solution
Prokaryotic cells possess 70S ribosomes consisting of 50S and 30S subunits (A), non-genomic circular DNA known as plasmids (B), and specialised membranous structures called mesosomes (C). Peroxisomes (D) are membrane-bound microbodies found exclusively in eukaryotic cells.
Answer: (1)