Voluntary Reaching Appears at About How Many Months of Age

question 20

Multiple Choice

Voluntary reaching appears at about how many months of age?

• A) 3
• B) 4
• C) 5
• D) 6

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Definitions:

Sickle-cell Anemia

A genetic blood disorder characterized by red blood cells that assume an abnormal, rigid, sickle shape, leading to various health complications.

African-Americans

A term referring to citizens or residents of the United States who have origins in any of the black populations of Africa.

Genotype

The genetic makeup of an organism, comprising all of its genes and contributing to its phenotype, or observable characteristics.

Phenotype

The set of observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment.