Mitosis

Front

During which phase of mitosis does the mitotic spindle shorten?

Back

anaphase

Front

Mitosis can be observed in: Polyploid individual, Diploid individual, Haploid individual

Back

All of the above

Front

Mitosis results in:

• Reduction in chromosome number
• Doubling of chromosome number
• Constant chromosome number
• Increase in cell volume

Back

Constant chromosome number

Front

Mitotic anaphase and metaphase have

Back

chromosomes are halved at anaphase

Front

The spindle apparatus is formed during the ________ phase of mitosis.

Back

metaphase

Front

If initial amount of DNA is 8C, then after M phase the amount of DNA will be

Back

8C

Front

If you want to count the number of chromosomes, which is the best stage to do so?

Options:

prophase

,

metaphase

,

anaphase

,

telophase

Back

metaphase

Front

Assertion: G1 phase is the interval between mitosis and initiation of DNA replication. Reason: The cell is metabolically inactive during G1 phase. Options: If both Assertion and Reason are true and Reason is the correct explanation of Assertion, If both Assertion and Reason are true but Reason is not the correct explanation of Assertion, If Assertion is true but Reason is false, If both Assertion and Reason are false.

Back

If Assertion is true but Reason is false.

Front

How many mitotic divisions are required for a single cell to make 128 cells?

Back

7

Front

Colchicine arrests cell division at: interphase, prophase, metaphase, anaphase

Back

metaphase