Question

define pupil of the eye​

Answer 1

Answer:

The opening of iris ,the pupil may appear to open and close but it really the iris that is the prime mover . The pupil is merely in the absence of iris.

Answer 2

Answer:

The pupil of the eye is the black circle in the center of the iris. The iris is the colored portion of the eye with a structure and color unique to each person. The pupil of the eye is a portal which admits and regulates the flow of light to the retina