copy number variant References copy number variant genetics Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: attention-deficit/hyperactivity disorder/ Causes…carry chromosomal abnormalities known as copy number variants. These defects consist of deletions and duplications of segments of chromosomes and have been implicated in other disorders, including autism and schizophrenia. Read More…carry chromosomal abnormalities known as copy number variants. These defects consist of deletions and duplications of segments of chromosomes and have been implicated in other disorders, including autism and schizophrenia. Read More