At the metaphase plate:

1. The sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the same pole
2. The non sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the same pole
3. The sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the opposite poles
4. The non sister chromatids of a chromosome are connected by their kinetochores to the spindle fibers from the opposite poles

Subtopic:  Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
 75%
From NCERT
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Which of the following cells is in transition to metaphase?

1 2.
3. 4.
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
 62%
From NCERT
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During which stage of mitosis do the following events occur?
I. Centromeres split and chromatids separate
II. Chromatids move to opposite poles

1. Prophase 2. Metaphase
3. Anaphase 4. Telophase
Subtopic:  Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
 91%
From NCERT
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The cell shown in the given diagram is in:

1. Metaphase I 2. Metaphase II
3. Anaphase I 4. Anaphase II

Subtopic:  Cell Cycle: Meiosis I |
 71%
From NCERT
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All the following are significances of mitosis except:

1. Restoration of nuclear/cytoplasmic ratio

2. Growth of living organisms

3. Replacement of lost cells

4. Generation of genetic variation

Subtopic:  Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
 89%
From NCERT
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Which of the following stages of Prophase I of meiosis I can last for many months or years in certain vertebrate oocytes?

1. Zygotene 2. Pachytene
3. Diplotene 4. Diakinesis
Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
 87%
From NCERT
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Males produce gametes by mitosis in:

1. Honey bees 2. Grasshopper
3. Birds 4. Drosophila melanogaster
Subtopic:  Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
 87%
From NCERT
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Meiosis results in the formation of:

1. Two genetically identical diploid cells

2. Two genetically non identical diploid cells

3. Four genetically identical haploid cells

4. Four genetically non identical haploid cells

Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
 66%
From NCERT
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The beginning of diplotene is recognized by:

I: dissolution of the synaptonemal complex
II: the tendency of recombined homologues of bivalents to separate
III: tetrads becoming clearly visible
 
1. Only I and II 2. Only I and III
3. Only II and III 4. I, II, and III
Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
 68%
From NCERT
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During anaphase I of meiosis
1. Homologous chromosomes separate 
2. Non-homologous autosomes separate
3. Sister chromatids separate
4. Non-sister chromatids separate

Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
 81%
From NCERT
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