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NEET UG BIOLOGY MCQ: CELL-CYCLE & CELL DIVISION
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Assertion: Cell growth results into division
Reason: Cell growth leads to change in nucleocytoplasmic
ratio
Reason: Cell growth leads to change in nucleocytoplasmic
ratio
View answer and explanation
Correct option: A
If both the assertion and the reason are true and the
reason is a correct explanation of the
assertion.
reason is a correct explanation of the
assertion.
Option A (If both the assertion and the reason are true and the reason is a correct explanation of the assertion) is correct because cell growth increases the nucleocytoplasmic ratio, triggering cell division.
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At metaphase of mitosis, each chromosome consists of ________ chromatid(s) _________ centromere(s) _________ kinetochore(s) and _________ molecule(s) of DNA.
Mitosis occurs in:
In which phase, DNA content will be doubled?
Assertion : Cell growth is a continuous process
in terms of cytoplasmic increase.
Reason : DNA synthesis occurs only during
two specific stages in the cell cycle. Interkinesis means What is the approximate duration of cell cycle for a mammalian cell?
in terms of cytoplasmic increase.
Reason : DNA synthesis occurs only during
two specific stages in the cell cycle. Interkinesis means What is the approximate duration of cell cycle for a mammalian cell?