Multiple choice

Cell wall is made up of

  1. protein

  2. lipids

  3. cellulose

  4. starch
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cellulose is the primary structural component of plant cell walls, forming a rigid network that provides mechanical support. While cell walls also contain hemicellulose, pectin, and proteins like lignin in some plants, cellulose is the dominant material. Proteins, lipids, and starch are not major wall components.

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