1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in -
A
50% of the progenies
B
1/3 of the progenies
C
None of the progenies
D
All the progenies
2
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
3
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
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Which one of the following traits of garden pea studied by Mendel was a recessive feature ?
A
Green seed colour
B
Green pod colour
C
Axial flower position
D
Round seed shape
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