Cell Cycle and Cell Division — practice questions
75 curated practice questions from Cell Cycle and Cell Division (Biology NEET, NTA Exams) — 32 easy, 22 medium, 21 hard. Every question includes the final answer free; step-by-step worked solutions with a free account.
- Find the CORRECT statements: DNA damage arrests cycle at G 1 /S checkpoint. Centriole duplication completes in G 2 . G…
- Crossing over that results in genetic recombination in higher organisms occurs between:
- Find the CORRECT statements: Centrioles form spindle fibers during animal cell division. The nuclear envelope…
- Given below are two statement: Statement I : Chromosomes become gradually visible under light microscope during…
- Find the CORRECT statements: G 1 phase cells have 2C DNA content. DNA content doubles during S phase. G 2 phase cells…
- Segregation of Mendelian factors (no linkage and no crossing over) occur during:
- Following are the stages of cell division : Gap 2 phase Cytokinesis Synthesis phase Karyokinesis Gap 1 phase Choose the…
- In a changing environment, a population of organisms that reproduces sexually via meiosis has an advantage over one…
- The stage during which cell decides to get specialized:
- Out of the following, DNA replication takes place in which phase?
- Given below are two statements: Statement I : During Go phase of cell cycle the cell is metabolically inactive…
- How many mitotic divisions will a single cell undergo, to form a colony of around 1000 cells?
- How much time will two E coli cells take to form a colony of 32 cells. Provided replication time of E coli is 20…
- The replication of DNA takes place during:
- Given below are two statements: Statement I : In plant cells, Cytoplasm divides centripetally. Statement II : In animal…
- Given below are two statements: Statement I : After prophase stage nucleus, ER and Golgi complex will not be visible…
- During growth and replacement of somatic cells, cells divide to increase cell number. Which of the following statements…
- Given below are two statements: Statement I : Cells in G1 phase permanently loose their ability to divide. Statement II…
- Find the INCORRECT statements: Endomitosis produces diploid gametes. Apospory skips meiosis in plants. Sister…
- The exchange of segments between non-sister chromatids of a homologous pair of chromosomes is termed as:
- Find the CORRECT statements: G 0 phase cells never re-enter the cell cycle. Heart cells are permanently in G 0 phase…
- The stage during which separation of the paired homologous chromosomes begins is
- What was the original size of colony, if 2,560 liver cells were formed in vitro after 9 days. Given division time of…
- Regarding somatic cell and gametic cell, which is/are true Somatic cells in our body have same genetic make up Gametic…
- Find the CORRECT statements: Chiasmata formation occurs during diplotene. Recombination nodules appear in pachytene…
- Find the CORRECT statements: Mitosis enables asexual reproduction clones. Meiotic recombination supports adaptation. G…
- Given below are two statements: Statement I: Mitosis is primarily responsible for the production of genetic variation…
- Which of the following statements is/are correct about the synaptonemal complex? I. It forms during zygotene of…
- Given below are two statements: Statement I : Mitotic spindle begins to capture chromosomes in late prophase of…
- Given below are two statements: Statement I : Cells in heart of matured person are in G 0 phase. Statement II : Cells…
- After synapsis is completed all along the chromosome, the cell is said to have entered a stage called:
- In Pisum sativum, there are 14 chromosomes. How many types of homologous pairs can be prepared?
- If the root of a flowering plant has 24 chromosomes, then its gamete will have how many chromosomes?
- DNA and histone proteins are synthesized during the following phase of cell cycle:
- The first step in sexual reproduction at the cellular level is:
- Arrange the following events of meiosis in the correct sequence. Terminalization Crossing over Synapsis Disjunction of…
- If gametic cells, were produced by mitosis what would have been the result
- Which events does not occur in Diakinesis Terminalisation of chiasmata Nucleolus disappears Nuclear membrane breaksdown
- In which phase of cell cycle, decision is taken by the cell, to stop cell cycle and undergo differentiation?
- Which of the following statements is/are correct about cytokinesis? I. Animal cells have a cell wall that guides…
- Find the INCORRECT statements: Both processes involve spindle formation. Synapsis occurs in mitotic prophase. Meiosis I…
- Given below are two statements: one is labeled as Assertion (A) and the other is labeled as Reason (R). Assertion (A) …
- Given below are two statements: Statement I: During metaphase I, the bivalent chromosomes align on the equatorial plate…
- In plant 'A' 2n = 12, and in plant 'B' 2n = 16. Then, the ploidy number of the cross breeding plant is:
- Recombination between homologous chromosomes is completed by the end of
- Heart cells in a fully matured person is in which phase
- Given below are two statements. One is labelled as Assertion and the other is labelled as Reason. STATEMENT - 1…
- Given below are two statements. One is labelled as Assertion and the other is labelled as Reason. STATEMENT - 1…
- Crossing over takes place between which chromatids and in which stage of the cell cycle?
- Given below are two statements: Statement I : In meiosis, telophase is the reversal of Diakinesis. Statement II : In…
- Find the CORRECT statements: Meiosis produces four identical daughter cells. DNA replicates once before meiosis I…
- During mitosis, ER and nucleolus begin to disappear at:
- Given below are two statements: Statement I : Terminalization of chiasmata occurs in Diplotene stage. Statement II …
- Which of the following character/s is/are related with telophase?
- Find the INCORRECT statements: Mitosis conserves chromosome number; meiosis reduces it. Synapsis occurs in both…
- Some dividing cells exit the cell cycle and enter vegetative inactive stage. This is called quiescent state (G 0 ). In…
- Which statement is correct regarding S phase Amount of DNA is restored in S phase in somatic cells Amount of DNA is…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Cell division or mitosis is normal process in a living cell, but sudden and abnormal mitosis in an organ will result in:
- Number of chromonemata in a chromosome in anaphase will be:
- Find the INCORRECT statements: Leptotene involves chromosome condensation. Synaptonemal complex forms in pachytene…
- Which stage in prophase I of meiosis is similar to prophase of mitosis
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- If a cell is not dividing, it is likely to be in which stage
- Given below are two statements: Statement I: During prophase of mitosis, the chromosomal material condenses to form…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Which of the following statements about cell division in haploid organisms is/are CORRECT? I. Mitosis in haploid cells…
- Synaptonemal complex is found in which stages of cell division? Zygotene Pachytene Diplotene Leptotene
- Identify the correct statement with ragard to G 1 phase (Gap 1) of interphase.
- Given below are two statements: Statement I : Organelles of the cells are formed in all stages of cell cycle. Statement…
- Given below are two statements: one is labeled as Assertion (A) and the other is labeled as Reason (R). Assertion (A) …
- How many mitotic divisions are needed for a single cell to make 128 cells?
- Given below are two statements: Statement I : In plants, mitotic division is shown by both haploid and diploid cells…
- Find the CORRECT statements: Cell plate forms in plant cytokinesis. Furrowing occurs in animal cytokinesis. Organelles…
- Find the INCORRECT statements: G 0 phase follows the M phase directly. Neurons remain in G 0 permanently. G 0 cells are…