The Finding That Mutations in Synapse Genes Are Associated with Many

Multiple Choice

The finding that mutations in synapse genes are associated with many genetic disorders that have a behavioral component suggests that _____.

A) individuals with these mutations lack synapses
B) individuals with these mutations lack neurotransmitters
C) malfunctions in presynaptic neurons cause abnormal behavior
D) malfunctioning synapses are associated with abnormal behavior
E) behavior disorders are attributable to environmental factors