| 1 |
RNA, ribosomes and enzyme are synthesized during .............. . |
- A. G2-phase
- B. S-phase
- C. G1-phase
- D. Inretphase
|
| 2 |
Crossing occurs during ..................... . |
- A. Meiosis
- B. Mitosis
- C. Meiosis II
- D. None
|
| 3 |
Who suggested the first system of classification of organisms? |
- A. Al-Jahiz
- B. Aristotle
- C. John Ray
- D. Averroes
|
| 4 |
The prokaryotic cell division is termed as : |
- A. Binary fission
- B. Multiple fission
- C. Cytokinesis
- D. Karyokinesis
|
| 5 |
What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis? |
- A. Chromosomes do not replicate during the interphase before meiosis 1
- B. Chromosomes do not duplicate between meiosis 1 and 2
- C. Half of the chromosomes form each gamete are broken
- D. Sister chromatids separate during anaphase of meiosis 1
|
| 6 |
Karyokinesis is division..................... . |
- A. Nucleus
- B. Cytoplasm
- C. DNA
- D. proteins
|
| 7 |
The process of mitosis ensures that: |
- A. Each new cell is genetically different from its parent
- B. Each new cell receives the proper number of chromosomes
- C. Cell will divide at the appropriate time
- D. Chromosomes duplicated without errors.
|
| 8 |
Chromosomes are not visible during: |
- A. Anaphase
- B. Prophase
- C. Interphase
- D. Metaphase
|
| 9 |
The longest phase is:<br><br> |
- A. Mitotic phase
- B. Meiosis
- C. Cell cycle
- D. Interphase
|
| 10 |
Chromosomes condensation occurs during .............. . |
- A. G1-phase
- B. G2-phase
- C. S-phase
- D. Interphase
|
