Question

What is the difference between auxin and cytokinin?

Answer 1

Auxin:

1. Auxins are a group of hormones that are both naturally occurring and artificially synthesized.
2. Natural auxins are hormones, that are found naturally in plants.
3. Example: Indole-3-acetic acid.

Cytokinin:

1. Cytokinin is a plant hormone that promotes cell divisions in plant roots and shoots.
2. Cytokinin functions as an important hormone of the immune system.

Auxin	Cytokinin
1. Auxin promotes apical dominance.	1. Cytokinin promotes lateral shoot growth.
2. Auxin means an organic substance that is able in low concentrations to promote elongation of plant shoots.	2. Cytokinin means to regulate shoot meristem size, leaf primordial number, and leaf shoot growth.
3. Apical dominance is the process of shoot tip inhibiting the outgrowth of axillary buds to control the number of growing shoot tips and branches.	3. It is the hormone that helps to produce new leaves, chloroplasts in leaves, and adventitious shoot formation.