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Cell Cycle and Cell Division — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYCell Cycle and Cell Division1 Mark
MCQ
Select the correct statement about $G_1$ phase.
  • A
    Cell is metabolically inactive.
  • B
    $\text{DNA}$ in the cell does not replicate.
  • C
    It is not a phase of synthesis of macromolecules.
  • ✓
    Cell stops growing.
✓

Answer

Correct option: D.
Cell stops growing.
$G_1$ belongs to interphase of cell cycle which is metabolically active stage. During $G_1$, synthesis of $\text{ATP,}$ nucleotides, amino acids, $\text{RNAs}$ and proteins take place. $\text{DNA}$ replicate in $S-$phase of the cell cycle and not in $G_1$ phase.

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