Cell Cycle and Cell Division questions
427 published questions with worked solutions.
- In which of the following stages of the cell cycle does the chromosome number become half?
- Match the following columns. List-I: (A) Terminalisation (B) Histone synthesis (C) Disjunction (D) Interkinesis (E) Double...
- Arrange the following events of meiosis in the correct sequence. I. Terminalisation II. Crossing over III. Synapsis IV....
- Which of the following stages is responsible for the appearance of lampbrush chromosomes?
- Name the phases of meiosis in which: I. the chromosome number is reduced to the haploid state. II. the amount of DNA is reduced...
- Which of the following stages of meiosis is responsible for deciding the genetic constitution of gametes?
- Which of the following events distinguishes prophase-I of meiosis from the prophase of mitosis?
- "Dictyotene" refers to a prolonged
- From the following, identify the two correct statements with reference to meiosis. I. Bead-like structures (chromomeres) are...
- Statement 1: Meiosis takes place in pollen mother cells. Statement 2: Each pollen mother cell produces four haploid pollen grains.
- At which stage of the cell cycle does colchicine arrest the mitotic spindle?
- If a cell has 14 chromosomes at interphase, how many chromosomes will it have at the G₁-phase of the cell cycle?
- Find the correctly matched pair(s) and choose the correct option. I. Leptotene — The chromosomes become invisible. II. Zygotene —...
- Consider the following statements about plant cytokinesis. I. It usually occurs by the cell plate method. II. The spindle usually...
- Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their...
- Which of the following represents the best stage to view the shape, size and number of chromosomes?
- In the 'S' phase of the cell cycle,
- Meiosis I is a reductional division and meiosis II is an equational division due to
- Mitotic spindle is mainly composed of which protein?
- In meiosis, crossing over is initiated at
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