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Write the Functional Activity of the Following Structure: Colchicine - Biology

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Question

Write the functional activity of the following structure:

Colchicine

One Line Answer
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Solution

It inhibits the formation of the mitotic spindles.

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Chapter 1: Cell Division - State the Function

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ICSE Biology [English] Class 10
Chapter 1 Cell Division
State the Function | Q 4

RELATED QUESTIONS

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.

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


Fill in the blank and explain the statement.

All chromosomes are arranged parallel to equatorial plane of cell in ______ phase of mitosis.


Write down the phases of mitosis.

How is mitosis important?

Give important characters of meiosis.

Fill in the blank:

______ is the indirect cell division.


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

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(ii) Name the structure C. what is its function?
(iii) Name the type of division . Give a reason.
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Give Technical Terms

The stage in mitosis when the nucleolus starts disappearing.


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Division of nucleus.


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The diagram given below represents a stage in mitosis.

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Name these:

Two steps of the process Mitosis


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