Author Question: One of the characteristics of Lesch-Nyhan syndrome is that A) it only occurs in girls because it ... (Read 81 times)

hbsimmons88 · **on:** Jun 22, 2018

One of the characteristics of Lesch-Nyhan syndrome is that

A) it only occurs in girls because it is a recessive trait requiring two X chromosomes.
B) it only affects boys since the genetic mutation is found on the Y chromosome.
C) nearly all children who develop the disorder have severe, chronic self-injurious behavior.
D) as with phenylketonuria, children require a strict dietary regimen until age 8 to prevent intellectual disability.

Question 2

The ____________ diathesis-stress model considers the role of biological predispositions, stressful life events, and personal protective factors that reduce the potential negative impact of biological and environmental risk factors in the development

of late-onset depression.
A) life-span developmental
B) geropsychological developmental
C) gene-environment
D) differential susceptibility