JAMB Biology 2005 Question 1

Question 1

Cell Structure and Organisation

The organelle common to both plant and animal cells is the

  1. A.centriole
  2. B.plasmalemma
  3. C.cell wall
  4. D.chloroplast
Show the answer and explanation

Answer: B (plasmalemma)

Explanation

The plasmalemma (cell membrane) surrounds every cell, plant or animal. Cell walls and chloroplasts are found only in plants, and centrioles mainly in animal cells.