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Complete the Following Sentence with Appropriate Word : Colchicine Arrests Cell Division at __________.

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Question

Complete the following sentence with appropriate word  :

Colchicine arrests cell division at __________.

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Solution

Colchicine arrests cell division at Metaphase.

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RELATED QUESTIONS

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.

The diagram below represents a stage during cell division. Study the same and then answer the questions that follow: 

 

  1. Name the parts labelled 1, 2, and 3.
  2. Identify the above stage and give a reason to support your answer.
  3. Mention where in the body this type of cell division occurs.
  4. Name the stage prior to this stage and draw a diagram to represent the same.

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.

Genetic recombination occurs in ______ phase of prophase of meiosis-I.


Draw labeled diagram of different steps of mitosis.

The diagram given alongside represents a stage in cell division.
Study the same and answer the questions that follow:

(i) Identify the stage of cell division.
(ii) Name the parts labeled A,B,C and D.
(iii) What is the unique feature observed in this stage?
(iv) Where does this type of cell division usually occur?
(v) How many daughter cells are formed from this type of cell division?
(vi) Is the dividing cell shown a plant or an animal cell?
Give a reason to support your answer.


Choose the correct answer:
Nuclear membrane reappears in ____________


In which one of the following options the two stages of mitosis have been given in correct sequence?


The figure below shows a certain stage of mitosis:

(i) Name the stage,
(ii) Label the parts 1 to 4
(iii) How many chromosomes are shown here?


Explain the Term Cell Diakinesis


Name the following:

Mitosis takes place in which cells.


Name the Following

The stage when chromosomes arrange at the equator.


Name the Following

Name the stage during which nuclear membrane and nucleoli reappear.


Give Technical Terms

The stage in mitosis when the nucleolus starts disappearing.


Give Technical Terms

Division of nucleus.


Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

The alkaloid colchicine inhibits the formation of the mitotic spindle.


Multiple Choice Question:

Karyokinesis is the division of


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


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