• 14.1 What are sensitive organ-photoreceptor
     Help
  • which type of photoreceptor is used in dim light condition, for example at dusk?
    rods
  • which type of photoreceptor is used in bright light condition?
    cones
  • why do animals that hunt at night not have colour vision?
    Colour vision depends upon cones and these are only activated by high light intensity, i.e. during the daytime.
  • Unlock this slideshow and over 4 million more with Baamboozle+
    Try slideshows
    • Your experience on this site will be improved by allowing cookies.