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Q. No.Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as?
1.
Polysome
2.
Polyhedral bodies
3.
Plastidome
4.
Nucleosome
| 1. | Polysome | 2. | Polyhedral bodies |
| 3. | Plastidome | 4. | Nucleosome |
Subtopic: Ribosome and Inclusion Bodies |
93%
Level 1: 80%+
NEET - 2018
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Select the incorrect match:
| Column-I | Column-II | |
| 1. | Lampbrush | Diplotene bivalents chromosomes |
| 2. | Allosomes | Sex chromosomes |
| 3. | Submetacentric | L-shaped chromosomes |
| 4. | Polytene | Oocytes of amphibians chromosomes |
Subtopic: Nucleus: Chromosomes |
Level 3: 35%-60%
NEET - 2018
Hints
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
1. Ribosome
2. Chloroplast
3. Mitochondrion
4. Lysosome
Subtopic: Mitochondria |
89%
Level 1: 80%+
NEET - 2017
Hints
Microtubules are the constituents of?
| 1. | spindle fibres, centrioles and cilia |
| 2. | centrioles, spindle fibres and chromatin |
| 3. | centrosome, nucleosome and centrioles |
| 4. | cilia, flagella and peroxisomes |
Subtopic: Cytoskeleton |
73%
Level 2: 60%+
NEET - 2016
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Mitochondria and chloroplast are:
Which one of the following options is correct?
| I: | semi-autonomous organelles. |
| II: | formed by the division of pre-existing organelles and they contain DNA but lack protein-synthesizing machinery. |
Which one of the following options is correct?
1. II is true but I is false
2. I is true but II is false
3. Both I and II are false
4. Both I and II are correct
2. I is true but II is false
3. Both I and II are false
4. Both I and II are correct
Subtopic: Plastids | Mitochondria |
62%
Level 2: 60%+
NEET - 2016
Hints
Which one of the following cell organelles is enclosed by a single membrane?
| 1. | Chloroplasts | 2. | Lysosomes |
| 3. | Nuclei | 4. | Mitochondria |
Subtopic: Lysosomes |
89%
Level 1: 80%+
NEET - 2016
Hints
A complex of ribosomes attached to a single strand of RNA is known as?
1. polymer
2. polypeptide
3. okazaki fragment
4. polysome
2. polypeptide
3. okazaki fragment
4. polysome
Subtopic: Ribosome and Inclusion Bodies |
90%
Level 1: 80%+
NEET - 2016
Hints
Which of the following structure is not found in a prokaryotic cell?
1. Nuclear envelope
2. Ribosome
3. Mesosome
4. Plasma membrane
Subtopic: Prokaryotic Cell Organisation |
88%
Level 1: 80%+
NEET - 2015
Hints
Match the columns and identify the correct option.
| Column I | Column II | ||
| A. | Thylakoids | (i) | Disc-shaped sacs in Golgi apparatus |
| B. | Cristae | (ii) | Condensed structure of DNA |
| C. | Cisternae | (iii) | Flat membranous sacs in stroma |
| D. | Chromatin | (iv) | Infolding in mitochondria |
1. A → (iv), B → (iii), C → (i), D → (ii)
2. A → (iii), B → (iv), C → (i), D → (ii)
3. A → (iii), B → (i), C → (iv), D → (ii)
4. A → (iii), B → (iv), C → (ii), D → (i)
Subtopic: Mitochondria | Golgi Apparatus | Nucleus: Chromosomes |
84%
Level 1: 80%+
NEET - 2015
Hints
Balbiani rings are sites of?
1. Lipid synthesis
2. Nucleotide synthesis
3. Polysaccharide synthesis
4. RNA and protein synthesis
Subtopic: Ribosome and Inclusion Bodies |
56%
Level 3: 35%-60%
NEET - 2015
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