Lec 14. genetic and syndromes

Question 1

the long arm of the chromosome is denoted by which letter?

a. p
b. L
c. r
d. q

Answer 1

d. q

Question 2

The three main types of gene mutation are what?

a. insertion, substitution, deletion
b. substitution aggregation insertion
c. insertion formation aggregation
d. deletion, substitution, redaction

Answer 2

a. insertion, substitution, deletion

Question 3

The genotypic ratio for the offspring of a rabbit with dominant Black hair which is homozygous combined with heterozygous black hair rabbit (with a recessive white hair gene) would be what (give the order in Homozygous dominant, heterozygous, homozygous recessive?

Answer 3

2:2:0

Question 4

Alport syndrome is often associated with which other organ problem apart from the ear?

a. liver
b. heart
c. thyroid
d. kidney

Answer 4

d. kidney

Question 5

In Jervell and Lange-Nielsen two genes work together to form a channel that deals with the evacuation from cells of which ion?

a. chloride
b. sodium
c. potassium
d. sulphide

Answer 5

c. potassium