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Q. No.Select the correct statements.
A.
Tetrad formation is seen during Leptotene.
B.
During Anaphase, the centromeres split and chromatids separate.
C.
Terminalization takes place during Pachytene.
D.
Nucleolus, Golgi complex and ER are reformed during Telophase.
E.
Crossing over takes place between sister chromatids of homologous chromosome.
Choose the correct answer from the options given below:
1.
B and E only
2.
A and C only
3.
B and D only
4.
A, C and E only
Subtopic: Cell Division: Mitosis (Karyokinesis) | Cell Cycle: Meiosis I |
85%
From NCERT
NEET - 2023
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Given below are two-statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | During G0 phase of cell cycle, the cell is metabolically inactive. |
| Statement II: | The centrosome undergoes duplication during S phase of interphase. |
In the light of the above statements, choose the most appropriate answer from the options given below:
| 1. | Statement I is incorrect but Statement II is correct. |
| 2. | Both Statement I and Statement II are correct. |
| 3. | Both Statement I and Statement II are incorrect. |
| 4. | Statement I is correct but Statement II is incorrect. |
Subtopic: Intro to Cell Cycle & Interphase |
61%
From NCERT
NEET - 2023
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The dissolution of synaptonemal complex occurs during:
| 1. | Pachytene | 2. | Diplotene |
| 3. | Diakinesis | 4. | Leptotene |
Subtopic: Cell Cycle: Meiosis I |
77%
From NCERT
NEET - 2023
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Doubling of the number of chromosomes can be achieved by disrupting mitotic cell division soon after:
| 1. | Anaphase | 2. | Telophase |
| 3. | Prophase | 4. | Metaphase |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
NEET - 2023
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During which stages of mitosis and meiosis, respectively, does the centromere of each chromosome split?
| 1. | Metaphase, Metaphase II | 2. | Prophase, Telophase I |
| 3. | Telophase, Anaphase I | 4. | Anaphase, Anaphase II |
Subtopic: Cell Division: Mitosis (Karyokinesis) | Cell Cycle: Meiosis II |
87%
From NCERT
NEET - 2023
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Subtopic: Intro to Cell Cycle & Interphase |
95%
From NCERT
NEET - 2023
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Select the correct sequence of substages of Prophase - I of Meiotic division
(A) Zygotene
(B) Pachytene
(C) Diakinesis
(D) Leptotene
(E) Diplotene
Choose the correct answer from the options given below:
(A) Zygotene
(B) Pachytene
(C) Diakinesis
(D) Leptotene
(E) Diplotene
Choose the correct answer from the options given below:
| 1. | (D), (B), (A), (E), (C) | 2. | (A), (B), (D), (E), (C) |
| 3. | (D), (A), (B), (E), (C) | 4. | (A), (D), (B), (C), (E) |
Subtopic: Cell Cycle: Meiosis I |
91%
From NCERT
NEET - 2023
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Given below are two statements:
| Assertion (A): | M phase is also known as equational division. |
| Reason (R): | In mitosis, number of chromosomes in the parent and the progency cells is the same. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Intro to Cell Cycle & Interphase | Cell Division: Mitosis (Karyokinesis) |
87%
From NCERT
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Given below are two statements:
| Assertion (A): | The chromosomes are spread through the cytoplasm of the cell in the metaphase. |
| Reason (R): | Complete disintegration of the nuclear envelope takes place in the metaphase. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
54%
From NCERT
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Given below are two statements:
| Assertion (A): | It is essential for a cell to divide, to restore the nucleo-cytoplasmic ratio. |
| Reason (R): | Cell growth disturbs the nucleo-cytoplasmic ratio. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
74%
From NCERT
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