genetic disorders

Question 1

describe what is autosomal recessive disorder

Answer 1

It causes PKU (phenylketonuria), which is caused by a deficiency of an enzyme which is necessary for a proper metabolism

Question 2

describe what is autosomal dominant disorder

Answer 2

Causes Huntington’s disease, which is inherited disorder which is a rare gene

Question 3

what causes cystic fibrosis

Answer 3

When a mutant protein is missing an amino acid and cannot fold correctly

Question 4

what does cystic fibrosis cause

Answer 4

mucus and bacteria build-up which causes damage to the lungs

Question 5

what are the 4 types of mutations

Answer 5

Inversion
Deletion
Translocation
Duplication

Question 6

What is non disjunction and what condition does it cause

Answer 6

when the chromosomes fail to separate during meiosis. it produces gametes (baby) with one missing chromosome or one extra chromosome
Kleinfelter’s syndrome.
Down syndrome