Which of the Following Refers to a Category of Dependents

question 66

Multiple Choice

Which of the following refers to a category of dependents?

• A) Qualifying children, only.
• B) Qualifying relatives, only.
• C) Both qualifying children and qualifying relatives.
• D) Head of household.

---

Definitions:

X Chromosomes

One of the two sex chromosomes, present in both males (XY) and females (XX), that determine sexual differentiation in humans.

Phenylalanine Hydroxylase

An enzyme that converts phenylalanine into tyrosine, thus playing a crucial role in amino acid metabolism.

Phenylketonuria (PKU)

A genetic disorder characterized by an inability to metabolize the amino acid phenylalanine, leading to developmental problems if untreated.

Epistasis

A genetic interaction where the effect of one gene is modified by one or several other genes, which can suppress or mask the expression of the first gene.