Introduction and Types of Genetic Disorders

Q.

Pick out the incorrect statement for the diseases given:

1. Down’s syndrome is due to aneuploidy

2. Haemophilia is a sex ­linked recessive disease

3. Sickle cell anemia is an X-­linked recessive gene disorder

4. Phenylketonuria is an autosomal recessive gene disorder

Q.

What are the four types of genetic disorders?

Q.

A haploid set of all the genes present in a gamete is called:

1. Genotype

2. Phenotype

3. Genome

4. Linkage groups

Q.

Which one is not related to chromosomal abnormality?

1. Aneuploidy

2. Euploidy

3. Klinefelter’s syndrome

4. AIDS