What is an X-linked disorder?
An X-linked condition can occur when a person has a change, or disease-causing variant, on their X chromosome. Males have
What is a recessive genetic disorder?
A recessive disorder occurs when a person has a change, or disease-causing variant, in both copies of the gene associated
What is a dominant genetic disorder?
A dominant disorder can occur when a person has a change, or disease-causing variant, in one copy of the
What are genetic disorders?
People have two copies of every gene, one inherited from the egg and one from the sperm. Single gene disorders
What are chromosomes?
Genes are packaged into structures called chromosomes. Chromosomes come in pairs, and there can be hundreds and even thousands of
What are genes?
Genes are the fundamental units of heredity that provide the instruction for a particular trait, such as hair or eye
