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प्रश्न
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.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
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.
- Identify the stage. Give one reason in support of your answer.
- Name the cell organelle that forms the ‘aster’.
- Name the parts labelled 1, 2 and 3.
- Name the stage that follows the one shown above; how is that stage identified?
- Mention two differences between mitosis and meiosis with regards to:
- The number of daughter cells produced.
- The chromosome number in the daughter cells.
Genetic recombination occurs in ______ phase of prophase of meiosis-I.
With the help of suitable diagrams, explain the five stages of prophase-I of meiosis.
Differentiate between Centrosome and centromere.
Explain the Term Pachytene
Name the Following
The stage when chromosomes arrange at the equator.
Name the Following
Nuclear envelope and nucleoli reappear in which stage.
Give Technical Terms
Division of nucleus.
Choose the Odd One Out
Multiple Choice Question:
Karyokinesis is the division of
Write the functional activity of the following structure:
Colchicine
In which stage of mitosis the chromosomes align in an equatorial plate? How?
Identify the stage of mitosis from the below picture. List the chromosomal events in this stage.
Name these:
Two steps of the process Mitosis
What is the main function of the spindle fibres during mitosis?
