Ribosomes of Prokaryotic Cell

Q. Subunits in prokaryotic ribosomes are

1. 60 S, 40 S
2. 50 S, 30 S
3. 40 S, 30 S
4. 50 S, 20 S

Q. Which of the following nucleic acids is present in an organism having 70S ribosome only?

1. Single stranded DNA with protein coat
2. Double stranded circular naked DNA
3. Double stranded DNA enclosed in nuclear membrane
4. Double stranded circular DNA with histone proteins

Q. The only organelle apart from the primitive nucleus, that can be found in a prokaryote is the

1. chloroplast
2. lysosomes
3. ribosomes
4. mitochondria

Q.

Are ribosomes in the nucleus?

Q. Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as

1. Plastidome
2. Polyhedral bodies
3. Polysome
4. Nucleosome

Q. The only organelle apart from the primitive nucleus, that can be found in a prokaryote is the

1. chloroplast
2. lysosomes
3. ribosomes
4. mitochondria

Q. Which of the following cells do not have ribosomes in them?

1. Viruses
2. Red blood cell
3. Bacteria
4. Plant cell

Q. Which of the following cells do not have ribosomes in them?

1. Viruses
2. Red blood cell
3. Bacteria
4. Plant cell