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Question
The basis of genetic variation in the living organisms during mitosis occurs due to ______.
Options
Cell division
Mutation
Crossing over
Karyokinesis
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Solution
The basis of genetic variation in the living organisms during mitosis occurs due to Mutation.
Explanation:
Mutations, or changes in the DNA sequence, are the most common cause of genetic diversity in living organisms during mitosis.
RELATED QUESTIONS
The exchange of chromatid parts between the maternal and the paternal chromatids of a pair of homologous chromosomes during meiosis.
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.
Choose the correct answer:
Somatic cells divide by ___________
Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.
Name the stage that follows the one shown here. How is that stage identified?
Explain the significance of mitosis.
Give Reasons for the following
The mitosis is called equational division.
Give a labeled diagram to illustrate amitosis.
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.
Why should gametes be produced by meiosis during sexual reproduction?
