Discussion
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- Question
At the center of the cell cycle control system is Cdk, a protein that
Options- A. is phosphorylated to become active
- B. binds to different cyclins
- C. is only active during mitosis
- D. manufactures growth factors
- Correct Answer
- binds to different cyclins
- 1. Each chromosome contains two chromatids by the end of the __________ phase in the life cycle of a human cell.
Options- A. C
- B. G2
- C. M
- D. S Discuss
- 2. In which phase, each chromosome replicates to produce two sister chromatids?
Options- A. Anaphase
- B. Interphase
- C. Metaphase
- D. Prophase Discuss
- 3. In prokaryotes, just before the cell divides, the two daughter genomes are attached side by side to the
Options- A. cell membrane
- B. replication origin
- C. centromeres
- D. equatorial plate Discuss
- 4. What structure forms as a network of protein cables during cell division?
Options- A. Spindle
- B. Aster
- C. Kinetochore
- D. Chromatid Discuss
- 5. Which of the following from a blood clot stimulates the growth of cells in the healing process?
Options- A. EGF
- B. PDGF
- C. MPF
- D. NGF Discuss
- 6. The event(s) which does not occur during interphase, is/are
Options- A. Chromatin condenses
- B. Protein Synthesis
- C. Organelles replication
- D. DNA replication Discuss
- 7. Cdks bind with __________ , enabling the Cdks to function as enzymes.
Options- A. MPF
- B. cyclins
- C. histones
- D. p53 Discuss
- 8. In the cell cycle replication of the genome occurs in the
Options- A. G1 phase
- B. G2 phase
- C. M phase
- D. S phase Discuss
- 9. DNA replication is controlled at which of the following checkpoint?
Options- A. G1
- B. G2
- C. M
- D. S Discuss
- 10. The phase of mitosis which is associated with the formation of the nuclear envelope, is
Options- A. prophase
- B. metaphase
- C. anaphase
- D. telophase Discuss
Cell Cycle problems
Search Results
Correct Answer: S
Correct Answer: Interphase
Correct Answer: cell membrane
Correct Answer: Spindle
Correct Answer: PDGF
Correct Answer: Chromatin condenses
Correct Answer: cyclins
Correct Answer: S phase
Correct Answer: G1
Correct Answer: telophase
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