PATHOLOGY

PATHOLOGY MCQ

CELL DAMAGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
or more of the cell cycle is spent here.
A
Interphase
B
Mitosis
C
Cytokinesis
D
Anaphase
Explanation: 

Detailed explanation-1: -A typical cell spends the majority of its time in interphase, which is the phase of the cell cycle. The metabolic or “everyday life” phase of the cell is known as the interphase, during which the cell develops, replicates its DNA in order to be ready for mitosis, and does other “typical” cell operations.

Detailed explanation-2: -However, mitosis and cytokinesis last only about an hour, so approximately 95% of the cell cycle is spent in interphase-the period between mitoses. During interphase, the chromosomes are decondensed and distributed throughout the nucleus, so the nucleus appears morphologically uniform.

Detailed explanation-3: -Most cells of adult mammals spend about 24 hours in interphase; this accounts for about 90%-96% of the total time involved in cell division. Interphase includes G1, S, and G2 phases. Mitosis and cytokinesis, however, are separate from interphase.

Detailed explanation-4: -Together, the G1, S, and G2 phases make up the period known as interphase. Cells typically spend far more time in interphase than they do in mitosis.

Detailed explanation-5: -Interphase is composed of G1 phase (cell growth), followed by S phase (DNA synthesis), followed by G2 phase (cell growth). At the end of interphase comes the mitotic phase, which is made up of mitosis and cytokinesis and leads to the formation of two daughter cells.

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