In a person who is color-blind, which of the following would you most expect to see?
a. a loss of their peripheral vision
b. a loss of functions in the rods of their retina
c. an inability to regenerate 11-cis-retinal after bleaching
d. absence of green or red cones in their foveae

In a person who is color-blind is caused by a loss of functions in the rods of their retina

Explanation:

The retina of an eye deals with how colors are being determine which is carried out by the rods and cones as each color light has different wavelength to determine the type of color entering the retina of the eye.

showing a photograph would make this a hell of alot easier

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.