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Q. No.
A.
Most dramatic period of cell cycle involving a major reorganization of virtually all components of the cell
B.
It represents the phase when the actual cell division occurs
These statements (A & B) are concerned with
1. S-phase
2. G1 phase
3. M-phase
4. G2 phase
These statements (A & B) are concerned with
1. S-phase
2. G1 phase
3. M-phase
4. G2 phase
Subtopic: Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
90%
Level 1: 80%+
Hints
Select the correct statement
| 1. | Chromosomes decondense and lose their individuality during anaphase |
| 2. | Spindle fibres attach to kinetochores of chromosomes during early prophase |
| 3. | Centriole begins to move towards opposite poles of the cell during metaphase |
| 4. | DNA is replicated during S-phase of cell cycle |
Subtopic: Intro to Cell Cycle & Interphase |
88%
Level 1: 80%+
Hints
Interkinesis stage of cell cycle
| 1. | Is generally short lived |
| 2. | Shows DNA duplication |
| 3. | Is generally long lived |
| 4. | Is followed by prophase-I |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
78%
Level 2: 60%+
Hints
Select the incorrect statement
| 1. | Yeast can progress through the cell cycle in about 90 minutes |
| 2. | DNA synthesis is a continuous process in cell cycle |
| 3. | Duration of I-phase in the cell cycle is more than 95% |
| 4. | Events of cell cycle are under genetic control |
Subtopic: Intro to Cell Cycle & Interphase |
80%
Level 1: 80%+
Hints
Cells that do not divide further exit G1 phase to enter an inactive stage called
| 1. | G2 phase |
| 2. | G0 stage |
| 3. | S-phase |
| 4. | M-phase |
Subtopic: Intro to Cell Cycle & Interphase |
96%
Level 1: 80%+
Hints
Select the odd one out with respect to mitosis
| 1. | It helps the organisms in both sexual and asexual reproduction |
| 2. | It is called equational division |
| 3. | It takes place only in diploid cells of plants |
| 4. | It helps in cell repair |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
67%
Level 2: 60%+
Hints
Select the mis-matched pair
| 1. | Leptotene – Compaction of chromosomes continued |
| 2. | Zygotene – Appearance of recombination nodules |
| 3. | Diplotene – beginning of dissolution of synaptonemal complex |
| 4. | Diakinesis – Completgeterminalisation of chiasmata |
Subtopic: Cell Cycle: Meiosis I |
79%
Level 2: 60%+
Hints
Microtubules from opposite poles of the spindle attach to the pairs of homologous chromosomes during
| 1. | Pachytene |
| 2. | Metaphase – I |
| 3. | Metaphase – II |
| 4. | Early prophase |
Subtopic: Cell Cycle: Meiosis I |
80%
Level 1: 80%+
Hints
Exchange of genetic material between two homologous chromosomes occurs in
(1) Leptotene
(2) Diakinesis
(3) Pachytene
(4) Diplotene
Subtopic: Cell Cycle: Meiosis I |
91%
Level 1: 80%+
Hints
Subtopic: Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
Level 3: 35%-60%
Hints
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