Chapter 05

Instructions

Choose your answers from a-d by clicking the radio button next to each choice and then press 'Submit' to get your score.

Autozygosity mapping is used to map disorders that show which pattern of inheritance?

a) Autosomal dominant

b) Autosomal recessive

c) X-linked dominant

d) X-linked recessive

Question 2

Which of the following conditions shows anticipation in paternal transmission?

a) Huntington disease

b) Marfan syndrome

c) Cystic fibrosis

d) Fragile X syndrome

Question 3

Marfan syndrome is caused by mutations in the gene which encodes _______.

a) Collagen

b) Dystrophin

c) Elastin

d) Fibrillin

Question 4

The most common cystic fibrosis mutation consists of:

a) a deletion.

b) a duplication.

c) a substitution.

d) an insertion.

Question 5

Which of the following is not a recognized complication of cystic fibrosis?

a) Cancer of the oesophagus

b) Congenital absence of the vas deferens

c) Diabetes mellitus

d) Liver cirrhosis