1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Test cross involves-
A
Crossing between two F1 hybrids
B
Crossing the F1 hybrid with a double recessive genotype
C
Crossing between two genotypes with recessive trait
D
Crossing between two genotypes with dominant trait
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Both sickle cell anemia and Huntington's chorea are-
A
Congenital disorders
B
Bacteria-related diseases
C
Virus-related diseases
D
Pollutant-induced disorders
3
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
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A woman with normal vision, but whose father was colour bind, marries a colour blind man. Suppose that the fourth child of this couple was a boy. This boy -
A
May be colour blind or may be normal vision
B
Must have normal colour vision
C
Must be colour blind
D
Will be partially colour blind since he is heterozygous for the colour blind mutant allele.
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