1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which one of the following is an example of polygenic inheritance ?
A
Skin colour in humans
B
Pod shape in garden pea
C
Production of male honey bee
D
Flower colour in Mirabilis jalapa
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Phenotype of an organism is the result of-
A
Environmental changes and sexual dimorphism
B
Cytoplasmic effects and nutrition
C
Genotype and environment interactions
D
Mutations and linkages
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
In order to find out the different types of gametes produced by a pea plants having the genotype AaBb, it should be crossed to a plant with the genotype -
A
aaBB
B
aabb
C
AaBb
D
AABB
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A women with 47 chromosomes due to three copies of chromosome 21 is characterized by -
A
Superfemaleness
B
Turner's syndrome
C
Triploidy
D
Down's syndrome
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