One of the First Medical Tests a Newborn Receives Determines

question 71

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) pleiotropy.
• D) codominance.

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Definitions:

Factorial ANOVA

A statistical test used to compare the means of more than two groups considering multiple independent variables.

Research Hypotheses

Proposed explanations or predictions that are based on limited evidence as a starting point for further investigation.

Factorial Analysis

An analytical technique for interpreting the variability in observed, correlated variables through fewer unseen variables termed factors.

Interaction Effects

Occur when the effect of one variable depends on the level of another variable in statistical models.