- 1(current)
Q. No.Centrosome:
| 1. | is a non- membrane bound organelle found in all cells which helps in cell division |
| 2. | is a non- membrane bound organelle found in plant cells which helps in cell division |
| 3. | is a non- membrane bound organelle found in animal cells which helps in DNA replication |
| 4. | is a non- membrane bound organelle found in animal cells which helps in cell division |
Subtopic: Â Centrosomes |
 76%
Level 2: 60%+
Hints
Which of the following is absent in almost all plant cells?
| 1. | Plastid | 2. | Cell wall |
| 3. | A large central vacuole | 4. | Centriole |
Subtopic: Â Centrosomes |
 90%
Level 1: 80%+
Hints
Identify the incorrect statement regarding centrosome:
| 1. | it usually contains two cylindrical structures called centrioles |
| 2. | both centrioles in centrosome are parallel to each other |
| 3. | in centrioles, the peripheral fibril is a triplet |
| 4. | the central part of the proximal region of the centriole is a proteinaceous hub |
Subtopic: Â Centrosomes |
 82%
Level 1: 80%+
Hints
Nucleoprotein fibers in the interphase nucleus called chromatin contain all the following except:
1. DNA
2. Basic histones
3. RNA
4. Acidic histones
1. DNA
2. Basic histones
3. RNA
4. Acidic histones
Subtopic: Â Centrosomes |
 78%
Level 2: 60%+
Hints
Spindle fibers are attached to the chromosome in the region of:
| 1. | Centrosome | 2. | Chromomere |
| 3. | Chromonema | 4. | Kinetochore |
Subtopic: Â Centrosomes |
 88%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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