1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
In the DNA molecule:
A
the total amount of purine nucleotides and pyrimidine nucleotides is not always equal
B
there are two strands which run antiparallel one in 5'→ 3' direction and other in 3'→ 5'
C
there are two strands which run parallel in the 5'→ 3' direction
D
the proportion of adenine in relation to thymine varies with the organism
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Amino acid sequence, in protein synthesis is decided by the sequence of -
A
cDNA
B
mRNA
C
tRNA
D
rRNA
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Antiparallel strands of a DNA molecule means that-
A
The phosphate groups at the start of two DNA strands are in opposite position (pole)
B
One strand turns anti-clockwise
C
One strand turns clockwise
D
The phosphate groups of two DNA stands, at their ends, share the same position
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which antibiotic inhibits interaction between tRNA and mRNA during bacterial protein synthesis ?
A
Neomycin
B
Erythromycin
C
Tetracycline
D
Streptomycin
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