AP BIOLOGY

HEREDITY

THE PEDIGREE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This genetic disorder causes a reduction/absence of melanin in the skin, hair and eyes. Located on chromosome 6, this disorder is common throughout the animal kingdom.
A
Anemia
B
Albinism
C
Myopia
D
Hemophilia
Explanation: 

Detailed explanation-1: -The term albinism usually refers to oculocutaneous (ok-u-low-ku-TAY-nee-us) albinism (OCA). OCA is a group of disorders passed down in families where the body makes little or none of a substance called melanin. The type and amount of melanin in your body determines the color of your skin, hair and eyes.

Detailed explanation-2: -Albinism affects the production of melanin, the pigment that colours skin, hair and eyes. It’s a lifelong condition, but it does not get worse over time.

Detailed explanation-3: -Albinism is a rare genetic condition caused by mutations of certain genes that affect the amount of melanin your body produces. Melanin controls the pigmentation (color) of your skin, eyes and hair. People with albinism have extremely pale skin, eyes and hair.

Detailed explanation-4: -Albinism is an inherited condition that leads to someone having very light skin, hair, and eyes. It happens because they have less melanin than usual in their body. Melanin gives skin, hair, and eyes their color. Except for vision problems, most people with albinism are just as healthy as anyone else.

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