Tuesday, September 17, 2019
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Control and Coordination in Animals and Plants

Tropic movements in plants; Introduction to plant hormones; control and co-ordination in animals : nervous system; voluntary, involuntary and reflex action, chemical co-ordination: animal hormones.

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Hormones

Hormones Hormones are chemical compounds which help to coordinate growth, development and responses to the environment. Plant Hormones Main plant hormones are: Auxin Auxin is a plant hormone produced...
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Control and Coordination in Animals and Plants

Living organisms respond to various stimuli like heat, light, cold, touch, pressure etc. Example: Withdrawal of hand on touching a hot object. Control and Coordination...