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प्रश्न
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उत्तर
Few important characteristics of Meiosis are:
(i) Meiosis occurs in germ cells only.
(ii) It results in the formation of gametes.
(iii) Chromosome number of the parent cell is halved.
(iv) Daughter cells differ from the parent cell.
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संबंधित प्रश्न
The diagram below represents a stage during cell division. Study the same and then answer the questions that follow:
- Name the parts labelled 1, 2, and 3.
- Identify the above stage and give a reason to support your answer.
- Mention where in the body this type of cell division occurs.
- 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.
- 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.
For formation of plasma membrane, ______ molecules are necessary.
Choose the correct answer:
Nuclear membrane reappears in ____________
Identify the stages of mitosis given below and label the figures.
Draw a labeled schematic representation of mitosis cell division.
Name the following:
Mitosis takes place in which cells.
Name the Following
Name the stage during which nuclear membrane and nucleoli reappear.
Give Technical Terms
Division of nucleus.
Complete the following sentence with appropriate word :
______means the splitting of the 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.
During Mitosis what is the position of chromatids in metaphase?
During Mitosis what is the position of chromatids in the anaphase?
The phase of karyokinesis which is almost the reverse of prophase is ______.
Name these:
Two steps of the process Mitosis
What is the main function of the spindle fibres during mitosis?
