Albinism
Beginning of paper
The word "" refers to a group of inherited conditions. People
with have little or no pigment in their eyes, skin, or hair. They have
inherited genes that do not make the usual amounts of a pigment called melanin.
One person in 17,000 has some type of . affects people from all
races. Most children ....
Middle of paper
.... types of oculocutaneous albinism are called "ty-negative"
and "ty-positive". Persons with ty-negative albinism have no melanin
pigmentation, and more difficulty with vision. Those with ty-positive albinism
have very slight pigmentation, and generally less severe visual difficulties.
Tests were done on the hair roots of individuals with albinism, to tell these
types of albinism apart. However, these hair tests cannot identify types of
albinism, particularly in young children, whose pigment ....
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Word count: 515
Page count: 2 (approximately 250 words per page)
