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It may be inherited, or caused by genetic mosaicism, chimerism, disease, or injury. [2] It occurs in humans and certain breeds of domesticated animals. Heterochromia of the eye is called heterochromia iridum or heterochromia iridis. It can be complete, sectoral, or central. In complete heterochromia, one iris is a different color from the other.
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A rare predominantly black cat with odd eyes. The odd-eyed colouring is caused when either the epistatic (recessive) white gene or dominant white (which masks any other colour genes and turns a cat completely solid white) [3] or the white spotting gene (which is the gene responsible for bicolour coats) [4] prevents melanin granules from reaching one eye during development, resulting in a cat ...
The basic light-processing unit of eyes is the photoreceptor cell, a specialized cell containing two types of molecules bound to each other and located in a membrane: the opsin, a light-sensitive protein; and a chromophore, the pigment that absorbs light. Groups of such cells are termed "eyespots", and have evolved independently somewhere ...
A mosaic can have two different colored eyes if the DNA difference happens to be in an eye-color gene. There are many other possible reasons for having two different-colored eyes. For example, the film actor Lee Van Cleef was born with one blue eye and one green eye, a trait that reportedly was common in his family, suggesting that it was a ...
TIL there were different variations of The Simpsons opening theme because starting with season 2 they made 3 versions: the full 1-minute-15-second-long version, a 45-second and a 25-second.
Chaoborus is a genus of midges in the family Chaoboridae.The larvae are known as glassworms because they are transparent.They can be found commonly in lakes all over the world and can be up to 2 cm (0.8 in).
Candidatus Thiomargarita magnifica is a species of sulfur-oxidizing gammaproteobacteria, found growing underwater on detached leaves of red mangroves from the Guadeloupe archipelago in the Lesser Antilles. [2] This filament-shaped bacteria is the largest known bacterium, with an average length of 1 cm and some individuals reaching 2 centimetres ...