1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
There are three genes a, b and c. The percentage of crossing over between a and b is 20%, b and c is 28% and a and c is 8%. What is the sequence of genes on chromosome
A
a, b, c
B
b, a, c
C
a, c, b
D
None
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
On selfing a plant of F1 generation with genotype “AABbCC”,the genotypic ratio in F2 generation will be
A
1 : 1
B
3 : 1
C
9 : 3 : 3 : 1
D
27 : 9 : 9 : 9 : 3 : 3 : 3 : 1
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A diseased man marries a normal woman. They get three daughter and five sons. All the daughter were diseased and sons were normal. The gene of this disease is : -
A
Sex linked dominant
B
Autosomal dominant
C
Sex linked recessive
D
Sex limited character
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A gene said to be dominant if : -
A
It expressed only in heterozygous condition
B
It express it's effect only in homozygous stage
C
It never expressed in any condition
D
It expressed both in homozygous and heterozygous condition
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