1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Which one of the following triplet codes, is correctly matched with its specificity for an amino acid in protein synthesis or as 'start' or 'stop' codon ?
A
UUU – Stop
B
UAC – Tyrosine
C
UGU – Leucine
D
UCG – Start
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In a DNA percentage of thymine is 20% then what is the percentage of guanine : -
A
40%
B
20%
C
30%
D
60%
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Jacob and Monad studied lactose metabolism in E.Coli and proposed operon concept. Operon concept applicable for :
A
All prokaryotes and all eukaryotes
B
All prokaryotes and some protozoanes
C
All prokaryotes
D
All prokaryotes and some eukaryotes
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Transformation experiment was first performed on which bacteria : -
A
Diplococcus pneumoniae
B
Pasteurella pestis
C
E. coli
D
Salmonella
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