Connect with knowledgeable individuals and get your questions answered on IDNLearn.com. Find in-depth and trustworthy answers to all your questions from our experienced community members.

Huntington disease is a model of ________
a a single gene defect affecting X-linked traits
b. a normal human nervous system
c. a single gene defect affecting behavior
d. a single gene defect that produces no significant changes in brain cells
e. a multifactorial trait, controlled by several genes