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प्रश्न
Name the Following
The stage when chromosomes arrange at the equator.
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उत्तर
Metaphase
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संबंधित प्रश्न
The diagram given below represents a stage during cell division.
Study the same and answer the questions that follow:
- Identify whether it is a plant cell or an animal cell. Give a reason in support of your answer.
- Name the stage depicted in the diagram. What is the unique feature observed in this stage?
- Name the type of cell division that occurs during:
- Replacement of old leaves by new ones
- Formation of gametes
- What is the stage that comes before the stage shown in the diagram?
- Draw a neat, labelled diagram of the stage mentioned in (iv) above keeping the chromosome number constant.
For formation of plasma membrane, ______ molecules are necessary.
Define the following:
Karyokinesis
Fill in the blank:
______ takes place in body cells resulting in growth and development.
Choose the correct answer:
Which division takes most time?
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?
Draw a labeled schematic representation of mitosis cell division.
Name the following:
Replacement of dead cells is accomplished by which process.
Give Technical Terms
The stage in mitosis when the nucleolus starts disappearing.
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.
Write the functional activity of the following structure:
Colchicine
Explain the following figure.
In which stage of mitosis the chromosomes align in an equatorial plate? How?
During Mitosis what is the position of chromatids in the anaphase?
Name these:
Two steps of the process Mitosis
What is the main function of the spindle fibres during mitosis?
