Heredity and common genetic diseases

Exercise

1. Answer the following questions in one sentence.

• 1) Name one X linked genetic disease.

• 2)Name one Y linked genetic disease.

• 3)Name one autosomal recessive disorder in man.

• 4)Which are the types of genetic variations found in man?

• 5)Name two characters found in pea plant that was used by Mendel to find out the

monohybrid cross?

• 6)Which colour of hair coat in the Guineapig was found to be dominant trait in the cross

performed by Mendel?

• 7)In the F1 generation of the monohybrid cross which trait appears as the phenotype

character?

• 8)Name the law deduced from the dihybrid cross of the pea plant.

• 9)Monohybrid cross has one exception in the law deduced from it,name the law which tells

about the exception.

• 10) How many characters are required to prove the dihybrid cross?
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