Human Genetic Disorders

_________ ________ help couples understand their chances of having a child with a particular genetic disorder.

(a)  

Illnesses or disorders caused by an abnormal gene (Examples: Downs and Turner Syndrome -wrong number of chromosomes, Recessive traits - Sickle Cell Anemia, Cystic Fibrosis)

Part of chromosome that controls a trait (30,000 in humans)

When a chromosome is not copied correctly

Of all the traits that are being manipulated using designer baby technology, which trait is the most common trait that parents are choosing to screen for their babies?

True or False.  With the genetic disorder known as Down Syndrome, a person's cells have an extra copy of chromosome 21. 

Disease that caused the body to produce thick and sticky mucus that can clog the lungs and obstruct the pancreas.

Hemophilia is a disorder in which a person's blood clots very slowly or not at all?

Disorder characterized by progressive loss of muscle.

Some genetic disorders are caused by changes in the DNA of genes, but some are caused by changes in the structure or number of chromosomes.