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Why the human eye is compared with camera?
a. Iris is a ring-shaped structure located behind the . The colour of human eyes are based on the in the iris. The main function of the iris is to based on the light entering to eye.
b. The small opening which allows light to enter the eyes is called .
c. is a biconvex, adjustable crystalline part of the eye, which is made of .
d. is the light-sensitive part, which consists of the photoreceptors called rods and cones, helps us to visualize the different types of images. It converts the , which travels to the brain by the path of nerves called the .
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