Heredity and Variation(Mendelian Inheritance; Deviations from Mendelism Incomplete dominance, Co-dominance, Multiple alleles and Inheritance of blood groups, Pleiotropy...) NEET Questions

Biology - Genetics and Evolution

Heredity and Variation(Mendelian Inheritance; Deviations from Mendelism Incomplete dominance, Co-dominance, Multiple alleles and Inheritance of blood groups, Pleiotropy...) MCQ Questions


7.
ABO blood group shows
A.
Multiple alleles
B.
Codominance
C.
Both A and B
D.
None
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ANSWER :
C. Both A and B
8.
Example of pleiotropy in humans is
A.
Phenylketonuria
B.
Color blindness
C.
Blood group
D.
Baldness
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ANSWER :
A. Phenylketonuria
9.
Polygenic inheritance example
A.
Hemophilia
B.
ABO blood group
C.
Skin color
D.
Thalassemia
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ANSWER :
C. Skin color
10.
Chromosomal theory of inheritance was given by
A.
Darwin and Wallace
B.
Morgan
C.
Sutton and Boveri
D.
Watson and Crick
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ANSWER :
C. Sutton and Boveri
11.
Genes are located on
A.
Ribosomes
B.
Mitochondria
C.
Chromosomes
D.
Golgi bodies
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ANSWER :
C. Chromosomes
12.
Sex determination in humans is
A.
XX-XY
B.
ZO-ZZ
C.
ZW-ZZ
D.
XO-XX
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ANSWER :
A. XX-XY