Question

A cross between white eyed female and red eyed male Drosophila gives rise red eyed females and white eyed male. Rarely the cross gives rise to white eyed females and red eyed males. This is due to

A. Loss of one X-chromosome
B. Segregation of X- chromosome in female
C. Non disjunction of X- chromosome in female  
D. Non disjunction of X- chromosome in male
Answer :   Non disjunction of X- chromosome in female

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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