1
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
A cross in which an organism showing a dominant phenotype in crossed with the recessive parent in order to know its genotype is called -
A
Dihybrid cross
B
Back cross
C
Monohybrid cross
D
Test cross
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
In antirrhinum two plants with pink flowers were hybridized. The F1 plants produced red, pink and white flowers in the proportion of 1 red, 2 pink and 1 white. What could be the genotype of the two plants used for hybridization ? Red flower colour is determined by RR, and White by rr genes -
A
rrrr
B
rr
C
Rr
D
RR
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following symbols and its representation, used in human pedigree analysis is correct –
A
AIPMT 2010 Prelims Biology - Principles of Inheritance and Variation Question 128 English Option 1
B
AIPMT 2010 Prelims Biology - Principles of Inheritance and Variation Question 128 English Option 2
C
AIPMT 2010 Prelims Biology - Principles of Inheritance and Variation Question 128 English Option 3
D
AIPMT 2010 Prelims Biology - Principles of Inheritance and Variation Question 128 English Option 4
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
ABO blood groups in humans are controlled by the gene I. It has three alleles – IA, IB and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur –
A
One
B
Two
C
Three
D
Four
NEET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12