Genetic Diseases - Multiple Choice Quiz

What type of inheritance pattern does cystic fibrosis follow?

• X-linked Recessive

• Autosomal Recessive

• Autosomal Dominant

• Chromosomal Disorder

Which of the following conditions is caused by nondisjunction resulting in an extra X chromosome in males (XXY)?

• Jacob’s Syndrome

• Triple X Syndrome

• Klinefelter Syndrome

• Turner Syndrome

Huntington’s disease is caused by:

• Two faulty copies of a gene

• One faulty copy of the HTT gene

• A missing chromosome

• A virus

What is the main reason males are more affected by X-linked recessive disorders?

• They have only one X chromosome

• They have two X chromosomes

• They have stronger mutations

• Their Y chromosome causes the disorder

Which condition is caused by an extra chromosome 21?

• Turner Syndrome

• Down Syndrome

• Klinefelter Syndrome

• Jacob’s Syndrome

What are common symptoms of hemophilia?

• Chronic cough and mucus buildup

• Easy bruising and prolonged bleeding

• Memory loss and chorea

• Infertility and webbed neck

What chromosomal abnormality causes Turner Syndrome?

• XXY

• XO (missing one X chromosome)

• XYY

• XXX

Which condition is known for a progressive loss of mental and physical function starting in adulthood?

• Cystic Fibrosis

• Huntington’s Disease

• Triple X Syndrome

• Sickle Cell Anemia

What is the most likely outcome for a female who inherits one faulty copy of an X-linked recessive gene like F8 or F9?

• She will develop severe symptoms

• She will not survive birth

• She will be a carrier, usually with no or mild symptoms

• She will develop a chromosomal disorder

What is a common feature of Jacob’s Syndrome (XYY)?

• Webbed neck and short stature

• Very tall stature and possible learning delays

• Infertility and gynecomastia

• Facial features like almond-shaped eyes