What Is the Most Likely Explanation for a Baby Boy

question 14

Multiple Choice

What is the most likely explanation for a baby boy to have Tay-Sachs disease when the child's mother is not a carrier for the problem, but the father is a carrier?

• A)The mother is not really the biological parent of this child.
• B)The mother's normal gene allele is not expressed, and the father's Tay-Sachs allele is expressed.
• C)A new mutation occurred in the father's sperm in which the Tay-Sachs gene has become dominant.
• D)The father's Tay-Sachs gene has been translocated from its usual locus to the Y chromosome and thus is expressed in any male child.

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Definitions:

Term Structure

The relationship between the interest rates or yields of securities and their maturities, often illustrated by a yield curve.

Yield Curve

A graph showing the relationship between bond yields and maturities, often used as a predictor of economic conditions.

Junk Bonds

High-risk, high-yield bonds issued by entities considered more likely to default, offering potentially higher rewards to compensate for the increased risk.

Moody's

Moody's is a credit rating agency that assesses the creditworthiness of borrowers, ranging from governments to private enterprises.