1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Select the incorrect statement from the following :
A
Baldness is a sex limited trait
B
Galactosemia is an inborn error of metabolism
C
Linkage is an exception to the principle of independent assortment in heredity.
D
Small population size results in random genetic drift in a population
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because "O" in it refers to having :
A
Other antigens besides A and B on RBCs
B
No antigens A and B on RBCs
C
Overdominance of this type on the genes for A and B types
D
One antibody only-either anti-A and anti-B on the RBCs
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
In the case of peppered moth (Biston betularia) the black-coloured from became dominant over the light-coloured form in England during industrial revolution. This is an example of -
A
Natural selection whereby the darker forms were selected.
B
Protective mimicry
C
Inheritance of darker colour character acquired due to the darker environment
D
Appearance of the darker coloured individuals due to very poor sunlight
4
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Which one of the following statement is correct ?
A
Patients who have undergone surgery are given cannabinoids to relieve pain.
B
Heroin accelerates body functions.
C
Malignant tumours may exhibit metastasis
D
Benign tumours show the property of metastasis