A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: B
Solution :
The stem grows by means of a single apical cell. It is located at the stem tip. The apical cell is pyramidal in shape. It cuts off segments parallel to its three sides. Each segment divides into an inner and outer part. The inner part divides to give rise to the major part of the stem. The outer part forms the leaves, buds and the outer part of the stem.
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