- 1(current)
Q. No.Ribosomes are:
| I: | bound by a single membrane only |
| II: | found in all cells – both eukaryotic as well as prokaryotic |
| III: | found in cytoplasm as well as chloroplasts, mitochondria and on RER |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Ribosome and Inclusion Bodies |
70%
From NCERT
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Identify the incorrect statement regarding bacterial ribosomes:
| 1. | They are associated with plasma membrane |
| 2. | They are 70 S with two subunits being 30 S and 40 S |
| 3. | Several ribosomes may attach to a single mRNA |
| 4. | They translate the mRNA into proteins |
Subtopic: Ribosome and Inclusion Bodies |
81%
From NCERT
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Reserve materials in prokaryotic cells are stored in the cytoplasm in the form of:
1. Non-membrane bound lysosomes
2. Gas vacuoles
3. Chromatophores
4. Inclusion bodies
Subtopic: Ribosome and Inclusion Bodies |
86%
From NCERT
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A polysome is:
| 1. | several mRNA molecules attached to a ribosome |
| 2. | several ribosomes attached to a single mRNA |
| 3. | the three major types of cellular RNAs attached to an mRNA molecule |
| 4. | many ribosomes attached to the surface of endoplasmic reticulum |
Subtopic: Ribosome and Inclusion Bodies |
86%
From NCERT
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George Palade was the first scientist to observe:
| 1. | Lysosome | 2. | Peroxisome |
| 3. | Ribosome | 4. | Mesosome |
Subtopic: Ribosome and Inclusion Bodies |
90%
From NCERT
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- 1(current)
Q. No.
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