Describe a water conducting tisue ?

Describe the conducting system of human heart.

Describe the water cycle.

The water conducting tissue in bryophyta is :-

Describe two conducting materials which are meant for specific uses. Describe briefly the phenomenon of heat production by an electric current ?

Vessels are major water conducting cells in

Vessels are major water conducting cells in

Describe the saltatory conduction of nerve impulses.

Describe water oxidising clock.