Control and co-ordination in animals and plants: Tropic movements in plants;
Introduction of plant hormones; Control and co-ordination in animals: Nervous system;
Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones.
Control and co-ordination in animals and plants: Tropic movements in plants;
Introduction of plant hormones; Control and co-ordination in animals: Nervous system;
Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones.