First slide

Growth

Question

If the seedlings are grown in darkness

Moderate

A

they are of the same size as those grown in light
B

they are much healthier than those grown in light
C

they are similar to those grown in light
D

they are taller than those grown in light

Solution

The seedlings become etiolated with pale coloration and become tall and slender because of formation of photosensitive auxin that promotes more growth.

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