1
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments?
A
Eight
B
Five
C
Seven
D
Six
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
Multiple alleles are present
A
on different chromosomes
B
at the same locus of the chromosome
C
at different loci on the same chromosome.
D
on non-sister chromatids
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
An abnormal human baby with ‘XXX’ sex chromosomes was born due to
A
formation of abnormal sperms in the father
B
fusion of two ova and one sperm
C
formation of abnormal ova in the mother
D
fusion of two sperms and one ovum
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Down's syndrome in humans is due to :
A
Three 'X' chromosomes
B
Monosomy
C
Three copies of chromosome 21
D
Two 'Y' chromosomes
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