A somatic cell that has just completed the S-phase of its cell cycle, as compared to a gamete of the same species has:
| 1. | twice the number of chromosomes and twice the amount of DNA |
| 2. | the same number of chromosomes but twice the amount of DNA |
| 3. | twice the number of chromosomes and four times the amount of DNA |
| 4. | four times the number of chromosomes and twice the amount of DNA |
The microtubules from the opposite poles of the spindle attach to the pair of homologous chromosomes in
| 1. | Metaphase - I |
| 2. | Prophase - I |
| 3. | Metaphase |
| 4. | Metaphase - II |
Given below is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? 
1. Prophase-I during meiosis
2. Prophase-II during meiosis
3. Prophase of mitosis
4. Both prophase and metaphase of mitosis
Which stages of cell division do the following figures A and B represent respectively?
| 1. | Metaphase- Telophase | 2. | Telophase- Metaphase |
| 3. | Late anaphase- Prophase | 4. | Prophase- Anaphase |
The material, which arrests cell division, is obtained from:
| 1. | Crocus | 2. | Colchicum |
| 3. | Dalbergia | 4. | Chrysanthemum |
Phage genome site on bacterial chromosome resulted in which structure?
1. Nucleic acid
2. heterocyst
3. Prophase
4. None of these
Which one of the following precedes re-formation of the nuclear envelope during the M-phase of the cell cycle?
| 1. | Decondensation from chromosome and reassembly of the nuclear lamina |
| 2. | Transcription from chromosome and reassembly of the nuclear lamina |
| 3. | Formation of the contractile ring and formation of the phragmoplast |
| 4. | Formation of the contractile ring and transcription from chromosomes |
2. D-synthetic phase
3. A-cytokinesis
4. B-prophase
| 1. | Cell of lateral meristem |
| 2. | Cells of apical meristem |
| 3. | Microsporocytes |
| 4. | Microspores and anther wall |
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