Examlex
Explain the roles of protein and fat as nutrients for gluconeogenesis. What are the circumstances that favor low and high rates of gluconeogenesis?
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.
Pleiotropy
The genetic phenomenon in which a single gene influences two or more seemingly unrelated phenotypic traits.
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