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Pseudomelanism on a cheetah Melanistic eastern gray squirrel. In 2003, the dominant mode of inheritance of melanism in jaguars was confirmed by performing phenotype-transmission analysis in a 116-individual captive pedigree. Melanistic animals were found to carry at least one copy of a mutant MC1R sequence allele, bearing a 15-base pair inframe ...
The appearance of an amelanistic animal depends on the remaining non-melanin pigments. The opposite of amelanism is melanism, a higher percentage of melanin. [citation needed] A similar condition, albinism, is a hereditary condition characterised in animals by the absence of pigment in the eyes, skin, hair, scales, feathers or cuticle. [1]
Melanin theory is a set of pseudoscientific claims made by some proponents of Afrocentrism, which holds that black people, including ancient Egyptians, have superior mental, physical, and paranormal powers because they have higher levels of melanin, the primary skin pigment in humans. [1]
Albinism is the congenital absence of melanin in an animal or plant resulting in white hair, feathers, scales and skin and reddish pink or blue eyes. [1] [2] Individuals with the condition are referred to as albinos. Varied use and interpretation of the terms mean that written reports of albinistic animals can be difficult to verify.
A woman with dark skin. Dark skin is a type of human skin color that is rich in melanin pigments. [1] [2] [3] People with dark skin are often referred to as black people, [4] although this usage can be ambiguous in some countries where it is also used to specifically refer to different ethnic groups or populations.
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Anatomically modern humans evolved in Africa between 200,000 and 100,000 years ago, [75] and then populated the rest of the world through migration between 80,000 and 50,000 years ago, in some areas interbreeding with certain archaic human species (Neanderthals, Denisovans, and possibly others). [76]
This is an accepted version of this page This is the latest accepted revision, reviewed on 10 December 2024. Variant of leopard and jaguar For other uses, see Black panther (disambiguation). A melanistic Indian leopard in Nagarhole National Park, Karnataka A black panther is the melanistic colour variant of the leopard (Panthera pardus) and the jaguar (Panthera onca). Black panthers of both ...