Final answer:
Hypotrichosis is the medical condition in which normal hair is replaced by very short, transparent hair.
Step-by-step explanation:
The correct answer is c) Hypotrichosis. Hypotrichosis is a medical condition in which there is a reduced amount of hair on the body and scalp. In this condition, normal hair is replaced by very short, thin, and transparent hair. It can be caused by genetic factors, hormonal imbalances, or certain medical conditions.
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