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Question
Name the following.
The exchange of chromatid parts between the maternal and the paternal chromatids of a pair of homologous chromosomes during meiosis.
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Solution
Crossing over
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RELATED QUESTIONS
Draw a labelled diagram to show the metaphase stage of mitosis in an animal cell having ‘6’ chromosomes.
Given below are three diagrammatic sketches (A, B and C) of one and the same particular phase during mitotic type of cell division.
- Identify the phase.
- What is the diploid number of chromosomes shown in them?
- Identify whether these are animal cells or plant cells? Give reasons.
- Which of these is/are shown in the correct direction?
- Only A
- Only B
- Only A and C
- All the three
Given below is a diagram representing a stage during the mitotic cell division. Study thediagram and answer the following questions:
Identify the stage by giving a suitable reason.
How many chromosomes will each daughter cell have after the completion of the above division? 
How many chromosomes will each daughter cell have after the completion of the above division?
Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the questions that follow.
Identify the stage shown.
Explain the significance of mitosis.
Give Technical Terms
The shortest phase of mitosis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Somatic cells of a multicellular organism arise from a single cell by mitosis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Asexual reproduction is accomplished through mitosis.
Write briefly the significance of mitosis and meiosis in multicellular organism.
