Mitosis Quiz
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5 questions, one answer each
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1. What is produced by mitosis?
- A. Two genetically different cells
- B. Four haploid cells
- C. Two genetically identical cells
- D. One diploid and one haploid cell
2. What must happen to chromosomes before mitosis takes place?
- A. They must be halved in number
- B. They must undergo exact replication
- C. They must fuse with chromosomes from another cell
- D. They must be broken down completely
3. Which of the following is NOT a role of mitosis?
- A. Growth of an organism
- B. Repair of damaged tissue
- C. Production of gametes with half the chromosome number
- D. Asexual reproduction
4. A burn victim's skin regenerates new, genetically identical skin cells over several weeks. Which process is responsible, and what happens to the chromosome number during it?
- A. Meiosis; chromosome number is halved
- B. Mitosis; chromosome number stays the same
- C. Mitosis; chromosome number is halved
- D. Meiosis; chromosome number stays the same
5. A stem cell in a patient's bone marrow divides repeatedly by mitosis before some of its daughter cells become specialised red blood cells. Which statement best explains why this is possible?
- A. Stem cells are unspecialised and their mitotic daughter cells can become specialised for specific functions
- B. Mitosis always produces specialised cells directly
- C. Stem cells only divide by meiosis
- D. Red blood cells are formed by fusion of two stem cells