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 2006
MCQ (Single Correct Answer)
+4
-1
If a colour blind woman marries a normal visioned man, their sons will be
A
All normal visioned
B
Three-fourths colourblind and one-fourth normal
C
One-half colourblind and one-half normal
D
All colourblind
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Cri-du-chat syndrome in humans is caused by the-
A
Loss of half of the long arm of chromosome 5
B
Loss of half of the short arm of chromosome 5
C
Trisomy of 21st chromosome
D
Fertilization of an XX egg by a normal Y-bearing sperm
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