What Genetic Disorder Is Characterized by Lack of Skin,hair,eye Coloration

question 28

Multiple Choice

What genetic disorder is characterized by lack of skin,hair,eye coloration?

• A)albinism
• B)sickle-cell disease
• C)hemophilia
• D)Down syndrome
• E)achondroplasia

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Definitions:

Additional Income

Extra earnings obtained beyond the regular sources of income or revenue.

Proportional Tax

A tax whose burden is the same proportion of income for all households.

Regressive Tax

A tax whose burden, expressed as a percentage of income, falls as income increases.

Proportional Tax

A tax system where the rate remains constant regardless of the amount on which the tax is imposed.