| 1 |
Down's sayndrome is an autosomal non-disjunction of chromosomes number ............. . |
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| 2 |
Which of the following stage of cell division is very different for animal and plant cells? |
- A. Telophase
- B. Metaphase
- C. Anaphase
- D. Cytokinesis
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| 3 |
Necrosis is: |
- A. Division of cells
- B. Suicide of cells
- C. Cell death by tissue damage
- D. Weakness of cells
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| 4 |
Which of the following distinguishes meiosis from mitosis? |
- A. The chromosome number is reduced
- B. Chromosomes undergo crossing over
- C. The daughter cells are genetically different from the parent cell.
- D. All of the above
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| 5 |
The prokaryotic cell division is termed as : |
- A. Binary fission
- B. Multiple fission
- C. Cytokinesis
- D. Karyokinesis
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| 6 |
Which one is the lowest taxon of classification? |
- A. Genus
- B. Order
- C. Species
- D. Phylum
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| 7 |
The fund event of interphase occurs with .............. . |
- A. Replication of DNA
- B. Replication of centriol
- C. Movement of centriol
- D. Both a & b
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| 8 |
The longest phase is:<br><br> |
- A. Mitotic phase
- B. Meiosis
- C. Cell cycle
- D. Interphase
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| 9 |
RNA, ribosomes and enzyme are synthesized during .............. . |
- A. G2-phase
- B. S-phase
- C. G1-phase
- D. Inretphase
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| 10 |
Chromatains are condensed during: |
- A. Anaphase
- B. Prophase
- C. Anaphase
- D. Metaphase
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