The genetics and inheritance of eye color in humans is complicated. As of 2010, as many as 16 genes have been associated with eye color inheritance. Some of the eye-color genes include OCA2 and HERC2. The earlier belief that blue eye color is a simple recessive trait has been shown to be incorrect. The genetics of eye color are so complex that ...
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Human hair color is the pigmentation of human hair follicles...
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Baby blue eyes, a common wild flower of California "Ol' Blue...
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Human skin color ranges from the darkest brown to the...
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Blue is one of the three primary colours in the RYB colour model (traditional colour theory), as well as in the RGB (additive) colour model. [2] It lies between violet and cyan on the spectrum of visible light. The eye perceives blue when observing light with a dominant wavelength between approximately 450 and 495 nanometres.
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Heterochromia iridum. Heterochromia is a variation in coloration. The term is most often used to describe color differences of the iris, but can also be applied to color variation of hair [1] or skin. Heterochromia is determined by the production, delivery, and concentration of melanin (a pigment ). It may be inherited, or caused by genetic ...
- Lifelong
- Iris implant surgery (controversial for cosmetic purposes)
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- Ophthalmology
Mar 21, 2023 · Summary. Blue eyes are an inherited trait. If you have blue eyes, it means the iris part of your eyes lacks melanin, so, technically, blue eyes don't have any color. They look blue because of how light is reflected. Having blue eyes has its advantages. They lower your risk of developing cataracts, for instance.
Feb 27, 2019 · 2. Blue eyes aren't actually blue. Blue eye color is determined by melanin, and melanin is actually brown by nature. The color of our eyes depends on how much melanin is present in the iris. Brown eyes have the highest amount of melanin in the iris, and blue eyes have the least. Brown melanin is the only pigment that exists in the eye; there is ...
- All Blue-Eyed People May Have A Common AncestorIt appears that a genetic mutation in a single individual in Europe 6,000 to 10,000 years ago led to the development of blue eyes, according to res...
- Blue Eyes Occur Without Blue PigmentAs mentioned above, blue eye color is determined by something called melanin. Melanin is a brown pigment that controls the color of our skin, eyes...
- You Can't Predict The Color of Your Child's EyesAt one time, it was believed that eye color — including blue eyes — was a simple genetic trait, and therefore you could predict a child's eye color...
- Blue Eyes at Birth Doesn't Mean Blue Eyes For LifeThe human eye does not have its full adult amount of pigment at birth. Because of this, many babies have blue eyes, but their eye color changes as...
- Risks Associated With Blue EyesMelanin in the iris of the eye appears to help protect the back of the eye from damage caused by UV radiation and high-energy visible ("blue") ligh...
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