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प्रश्न
Given below are three diagrammatic sketches (A, B and C) of one and the same particular phase during mitotic type of cell division.
- Identify the phase.
- What is the diploid number of chromosomes shown in them?
- Identify whether these are animal cells or plant cells? Give reasons.
- Which of these is/are shown in the correct direction?
- Only A
- Only B
- Only A and C
- All the three
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उत्तर
- Metaphase.
- 4
- (A) Animal cells; (B) Animal cells. Reasons for Parts (A) and (B): Each chromosome's ceritromere attaches to the spindle. (C) Plant cells. Reason: Chromosomes line up in one plane at the equator.
- All the three
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संबंधित प्रश्न
Draw a labelled diagram to show the metaphase stage of mitosis in an animal cell having ‘6’ chromosomes.
Given below is a diagram representing a stage during the mitotic cell division. Study thediagram and answer the following questions:
Identify the stage by giving a suitable reason.
Choose the correct answer:
Chromosomes appear at equator in _____________
Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.
Draw a duplicated chromosome and label its parts.
Differentiate between
Centrifugal cytokinesis and Centripetal cytokinesis.
Give a labeled diagram to illustrate amitosis.
Complete the following sentence with appropriate word :
The type of cell division that occurs in the apical meristem of plants is ______.
The main significance of mitosis is that
What type of cell division occurs in the cells of the upper layer of the epidermis, cells of the lining of the gut, and blood cells?
Write briefly the significance of mitosis and meiosis in multicellular organism.
