Question

Albinism is determined by a recessive gene in man . the presence of albinism in 50% children born to a couple proves that

A. Both parents are heterozygous for albinism
B. Father is homozygous normal and mother is heterozygous
C. Father is homozygous for albinism but mother is heterozygous  
D. Both are homozygous
Answer :   Father is homozygous for albinism but mother is heterozygous

Releted MCQ Question on
Botany >> Principles of Inheritance and Variation

Releted Question 1

Experimental verification of the chromosomal theory of inheritance was done by

A. Sutton
B. Boveri
C. Morgan
D. Mendel
Releted Question 2

Embryological support for evolution was disapproved by

A. Alfred Wallace
B. Charles Darwin
C. Oparin
D. Karl Ernst von Baer
Releted Question 3

The production of gametes by the parents, the formation of zygotes, the $${F_1}$$ and $${F_2}$$ plants, can be understood using

A. Wenn diagram
B. Pie diagram
C. A pyramid diagram
D. Punnet square
Releted Question 4

In a marriage between male with blood group $$A$$ and female with blood group $$B,$$ the progeny had either blood group $$AB$$ or $$B.$$ What could be the possible genotype of parents?

A. IA i (Male) ; IB i (Female)
B. IA i (Male) ; IB IB (Female)
C. IA IA (Male) ; IB IB (Female)
D. IA IA (Male) ; IB i (Female)

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Principles of Inheritance and Variation


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