Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Primary wall of cell wall is composed of (1) cellulose (2) hemicellulose (3) pectin (4) proteinA) 1,2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: A
Solution :
The primary wall of cell wall of plants is composed of cellulose, hemicellulose and pectin.
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