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During Mitosis what is the position of chromatids in metaphase?

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प्रश्न

During Mitosis what is the position of chromatids in metaphase?

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उत्तर

 In the equatorial plane

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संबंधित प्रश्न

The diagram given below represents a certain stage of mitosis: 

  1. Identify the stage of cell division.
  2. Name the parts labelled A and B.
  3. What is the unique feature observed in this stage?
  4. How many daughter cells are formed from this type of cell division?

The diagram given below represents a stage during cell division.

Study the same and answer the questions that follow:

  1. Identify whether it is a plant cell or an animal cell. Give a reason in support of your answer.
  2. Name the stage depicted in the diagram. What is the unique feature observed in this stage?
  3. Name the type of cell division that occurs during:
    1. Replacement of old leaves by new ones
    2. Formation of gametes
  4. What is the stage that comes before the stage shown in the diagram?
  5. Draw a neat, labelled diagram of the stage mentioned in (iv) above keeping the chromosome number constant.

Given below is a diagram representing a stage during mitotic cell division in an animal cell Examine it carefully and answer the questions which follow.

 

  1. Identify the stage. Give one reason in support of your answer.
  2. Name the cell organelle that forms the ‘aster’.
  3. Name the parts labelled 1, 2 and 3.
  4. Name the stage that follows the one shown above; how is that stage identified?
  5. Mention two differences between mitosis and meiosis with regards to:
    1. The number of daughter cells produced.
    2. The chromosome number in the daughter cells.

With the help of suitable diagrams, explain the five stages of prophase-I of meiosis.


How is mitosis important?

Give important characters of meiosis.

The fig given alongside shows a certain stage in a cell division in a cell  with four chromosomes.

(i) Name the parts of the chromosome labeled A and B.
(ii) Name the structure C. what is its function?
(iii) Name the type of division . Give a reason.
(iv) Name the stage of division.
(v) Name the stages before and after the stage shown in diagram.


What happens to chromatin during prophase and metaphase of mitosis?

The diagram below represents a certain stage of a cell.

(i) Is it an animal cell or a plant cell ? Give one reason in support of your answer.
(ii) Label the parts numbered 1 – 3.
(iii) Which stage (phase) of mitosis is represented in this diagram


Explain the Term Pachytene


Explain the Term Cell Diakinesis


Name the following:

Replacement of dead cells is accomplished by which process.


Complete the following sentence with appropriate word  :

______means the splitting of the nucleus.


Complete the following sentence with appropriate word  :

Colchicine arrests cell division at __________.


Multiple Choice Question:

Karyokinesis is the division of


Multiple Choice Question:

The nuclear membrane disappears in


Multiple Choice Question:

The nuclear membrane and nucleolus become indistinguishable during


Identify the stage of mitosis from the below picture. List the chromosomal events in this stage.


The diagram given below represents a stage in mitosis.

  1. Identify the stage given above.
  2. Give one reason to support your answer in (a).
  3. Mention the number of chromosomes given in the diagram.

The phase of karyokinesis which is almost the reverse of prophase is ______.


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