One of the First Medical Tests a Newborn Receives Determines

question 55

Multiple Choice

One of the first medical tests a newborn receives determines if the child has phenylketonuria (PKU) . PKU is the result of a mutation in a single gene that causes mental retardation and a host of other phenotypes (light hair and skin color, eczema, and a "mousy" smell) . By detecting PKU early, doctors are able to reduce the effect of this condition with a modified diet. PKU is an example of

• A)epistasis.
• B)a polygenic trait.
• C)pleiotrophy.
• D)codominance.

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Definitions:

Relational Bonds

Connections formed between individuals, which can be emotional, social, or professional in nature, that contribute to the development and maintenance of relationships.

Secure Relations

Refers to relationships characterized by trust, emotional support, and strong bonds, wherein individuals feel comfortable depending on others and having others depend on them.

Childhood

The period of life from birth to adolescence, characterized by growth, development, and learning.

Gender Differences

The distinctions in characteristics, behaviors, physical attributes, or roles typically associated with being male or female in a society.