The light sensitive cells having shape of cones
(a) respond mainly to colours of incident light
(b) respond mainly to amount of incident light
(c) respond to both colour and amount of light
(d) enables us to see in dark
The light sensitive cells having shape of cones
(a) respond mainly to colours of incident light
(b) respond mainly to amount of incident light
(c) respond to both colour and amount of light
(d) enables us to see in dark