Q. No.Identify the correct statements regarding G1 phase of the cell cycle:
| I: | It is the post-mitotic gap phase |
| II: | The cell is metabolically active and grows continuously |
| III: | Cell replicates its DNA |
| 1. | Only II | 2. | I and II only |
| 3. | Only I | 4. | I, II and III |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
What would be the DNA content and chromosome number in a cell at the end of S phase with 2C DNA content and 2N chromosome number in G1?
| 1. 4C and 4N | 2. 2C and 4N |
| 3. 4C and 2N | 4. 2C and 2N |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
Proteins are synthesized in preparation for mitosis during:
| 1. G1 phase | 2. S phase |
| 3. G2 phase | 4. M phase |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
| I | A-Interphase; B-G1 phase; C-S phase; D-G2 phase |
| II | P-Prophase; Q- Anaphase; R-Metaphase; S- Diakinesis |
| III | X-Karyokinesis; Y- Cytokinesis |
| 1. Only III | 2. Only I and III |
| 3. Only II | 4. I, II and III |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
The cells in the quiescent stage [G0] phase of the cell cycle:
1. exit from the S phase
2. continue the events of cell cycle and complete the division
3. are metabolically active
4. cannot ever proliferate
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
The phase of the cell cycle during which DNA replication takes place is:
| 1. G1 phase | 2. S phase |
| 3. G2 phase | 4. M phase |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
Onion root tip has 16 chromosomes in each cell. How many chromosomes will the cell respectively have at G1 phase, after S phase and after M phase?
| 1. 16, 32, 16 | 2. 16, 32, 8 |
| 3. 16, 16, 8 | 4. 16, 16, 16 |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
The Mitotic [M] phase of a typical eukaryotic cell is divided into:
| 1. Two stages | 2. Three stages |
| 3. Four stages | 4. Five stages |
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
To unlock all the explanations of this course, you need to be enrolled.
© 2024 GoodEd Technologies Pvt. Ltd.