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Question
Explain the following figure.
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Solution
- The process depicted in the given diagram is cytokinesis.
- This step takes place at the end of the karyokinesis (nuclear division) of mitosis.
- It depicts the division of the cytoplasmic material in order to form two daughter cells that resemble each other.
RELATED QUESTIONS
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.
Define the following:
Karyokinesis
Fill in the blank:
______ takes place in body cells resulting in growth and development.
Choose the correct answer:
Nuclear membrane reappears in ____________
In which one of the following options the two stages of mitosis have been given in correct sequence?
Differentiate between Centrosome and centromere.
Identify the stages of mitosis given below and label the figures.
Name the following:
Replacement of dead cells is accomplished by which process.
Name the following:
The kind of division normally seen at the tip of the root and shoot system.
Give Technical Terms
Division of nucleus.
Multiple Choice Question:
Karyokinesis is the division of
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the terms in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Anaphase | (a) Chromosomes become arranged in a horizontal plane at the equator. |
| (ii) Prophase | (b) Daughter chromosomes move to opposite poles of the spindle. |
| (iii) Telophase | (c) Chromosomes become visible as fine, long threads. |
| (iv) Metaphase | (d) Chromosomes lose their distinctiveness and gradually become transformed into chromatin network. |
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.
The diagram given below represents a stage in mitosis.
- Identify the stage given above.
- Give one reason to support your answer in (a).
- Mention the number of chromosomes given in the diagram.
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?
