1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A normal woman, whose father was colour-blind is married to a normal man. The sons would be :-
A
All colour-blind
B
75 % colour-blind
C
All normal
D
50% colour-blind
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The recessive genes located on X-chromosomes in humans are always-
A
Expressed in females
B
Sub-lethal
C
Expressed in males
D
Lethal
3
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
The genes controlling the seven pea characters studied by Mendel are now known to be located on how many different chromosomes ?
A
Six
B
Seven
C
Five
D
Four
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
In Drosophila, the sex is determined by : -
A
X and Y chromosomes
B
Whether the egg is fertilized or develops parthenogenetically
C
The ratio of number of X-chromosomes to the sets of autosomes
D
The ratio of pairs of X-chromosomes to the pairs of autosomes
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