- 1(current)
Q. No.Identify the correct statement regarding the given diagram:
| I: | It shows a polysome. |
| II: | All ribosomes will be translating the same protein. |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
Subtopic: Ribosome and Inclusion Bodies |
53%
Level 3: 35%-60%
Hints
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 |
67%
Level 2: 60%+
Hints
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%
Level 1: 80%+
Hints
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 |
84%
Level 1: 80%+
Hints
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 |
83%
Level 1: 80%+
Hints
George Palade was the first scientist to observe:
| 1. | Lysosome | 2. | Peroxisome |
| 3. | Ribosome | 4. | Mesosome |
Subtopic: Ribosome and Inclusion Bodies |
89%
Level 1: 80%+
Hints
A ribosome is made of:
| 1. | rRNA and proteins |
| 2. | rRNA and carbohydrates |
| 3. | rRNa and mRNA |
| 4. | mRNa, tRNA and proteins |
Subtopic: Ribosome and Inclusion Bodies |
88%
Level 1: 80%+
Hints
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The number of correct statements amongst the given statements would be:
| I: | The outer nuclear membrane is usually continuous with ER and also bears ribosomes |
| II: | Nuclear pores allow movement of RNA and proteins in both directions between nucleus and cytoplasm |
| III: | Satellite chromosomes have non-staining secondary constrictions at constant locations |
| IV: | Microbodies are membrane bound vesicles containing various enzymes and are present in both plant and animal cells |
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
Subtopic: Nucleus | Ribosome and Inclusion Bodies |
66%
Level 2: 60%+
Hints
- 1(current)
Q. No.
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