| 1 |
The class of man is: |
- A. Insecta
- B. Mammalia
- C. Magnoliopsida
- D. Proteobacteria
|
| 2 |
The longest phase is:<br><br> |
- A. Mitotic phase
- B. Meiosis
- C. Cell cycle
- D. Interphase
|
| 3 |
The phenomenon of spread of tumor is called:<br> |
- A. Malignant
- B. Benign
- C. Metastasis
- D. Mitosis
|
| 4 |
During S-phase ..................... occurs. |
- A. DNA replication
- B. Protein synthesis
- C. RNA transcription
- D. Enzyme synthesis
|
| 5 |
Phenomenon of crossing over in fruit fly was observed by: |
- A. T.H. Morgan
- B. W.Flemming
- C. Oscar Hertwig
- D. Louis pasteur
|
| 6 |
Chromosomes are not visible during: |
- A. Anaphase
- B. Prophase
- C. Interphase
- D. Metaphase
|
| 7 |
RNA, ribosomes and enzyme are synthesized during .............. . |
- A. G2-phase
- B. S-phase
- C. G1-phase
- D. Inretphase
|
| 8 |
The phases of cell cycle are: |
- A. Interphase
- B. Division phase
- C. Both a and b
- D. None
|
| 9 |
Cytokinesis in a plant cell is characterized by: |
- A. The equal division of homologous chromosomes
- B. A pinching off of the cell membrane to divide the cell
- C. The formation of a cell plate in the cytoplasm
- D. The movement of the chromosomes from the metaphase plate
|
| 10 |
Down's sayndrome is an autosomal non-disjunction of chromosomes number ............. . |
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