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Cell The Unit of Life — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYCell The Unit of Life1 Mark
MCQ
The animal cell is limited by:
  • A
    Plasma membrane
  • B
    Mitochondria
  • C
    Cell wall
  • D
    Basement membrane
✓

Answer

  1. Plasma membrane

Explanation:

Plasma membrane is the outermost covering of the animal cells.

It is a protective covering of the cell.

It protects the cell from nature of surrounding medium, i.e., acidic, basic etc.

It also controls the substances to be moved inside or outside of the cell.

It is the boundary of the cell and keeps the cell contents inside the cell.

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