Question

Name the component of the eye that is responsible for the brightness and colour perception of an object

Answer 1

two types of cells -cone cells and rod cells..

Rods are responsible for vision at low light levels (scotopic vision). They do not mediate color vision, and have a low spatial acuity. ... Notice that the fovea is rod-free and has a very high density of colour

cones are important for colour perception

Answer 2

According  to me pituitary gland is known said master gland as it controls other endocrine gland also. This gland consists of three lobes anterior, middle and posterior. Each lobe of the pituitary gland secretes different  sets of hormones