Question

31.a) What will happen when plants is exposed
to unidirectional light.
b) Compare and contrast nervous and
hormonal mechanism for control and
coordination in animal
​

Answer 1

Explanation:

3 ) 1 ) A) Hence, exposure to unidirectional light resulted in the curvature toward the light. Auxin helps for the cell elongation. Because of the action of auxins, plants bend towards the light.

3) 1) B) DISSIMILARITIES

The dissimilarities between these two systems are: - CNS sends message in a form of electrical signals whereas endocrine system releases hormones to send messages.

DIFFERENCES

CNS transmission is quick and short whereas hormonal response is slow and takes time.