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Eye color is polygenic character i.e. it is controlled by at least 4 pair of genes. Such genes have additive effect and each dominant gene adds a dose of color to eye . blue eye color is produced by all recessive genes while dark black color by all dominant genes .

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12y ago
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13y ago

The genes inherited from both parents control eye and hair color.

The colors may not have shown up in the parents' generation but may have appeared in earlier generations. Recessive genes can be inherited through many generations before meeting up with a duplicate gene and finally showing up in the new generation. For instance, a blue eyed blonde can appear in a family of brown eyed brunettes.

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11y ago

The colors of human eyes is dependent up one's parents and grandparents. A child receives a chromosome from each parent, and these chromosomes each have DNA that include a gene that can determine the eye color.

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13y ago

you can inherit from your ansestors

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Q: What controls the size of the eye?
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Related questions

What is the function of the iris in the human eye?

The iris controls the size of the pupil. Which in turn, controls the amount of light entering the eye.


Is it possible to break your pupil?

Eye trauma can damage the muscle that controls pupil size.


What is the circular opening of the eye which controls the amount of light that enters the eye?

The pupil. However, as it is a hole, i.e. an absence of anything it seems odd to say it controls anything. The iris controls the size of the pupil and therefore the amount of light entering.


What structure controls the amount of light that gets in the eye?

Iris controls the amount of light entering into the eye.


What is the difference between the cornea and iris?

The cornea is the surface of the eye. It is completely transparent, as all light that enters the eye must pass through the cornea. If you look at a person's eye from the side, you will see some clear material covering the front of the eyeball. That is the cornea. The iris is what controls the amount of light let into the eye. It is what gives the eye its colour, and it is what actually controls the size of the pupil.


What is the name of the muscle in your eye that changes the size of your pupil?

it squishes it until it becomes so small that the naked eye can't see it. (he he he) (naked)


What controls your eye color?

The part of your eye that controlls your eye colour is called: The Iris


What controls the light going into eye?

The pupil controls the amount of light that enters the eye.


What muscle controls the size of pupil?

IrisThe circular muscles of the iris expand and contract the pupil. The size of the pupil determines how much light will enter the eye, so the iris effectively controls the amount of light that is passed to the retina. The iris is also responsible for eye color (blue, brown, green, hazel). See the related link below for more information on the iris.


What structure is the visible colored part of the eye that controls pupil dilation?

The visible, colored part of the eye that controls pupil dilation is the iris.


What does the superior rectus muscle in the eye do?

Controls the vertical motion of the eye. DL


What controls automatic eye movements?

it is the pupil