1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Which of the following enzymes are used to join bits of DNA ?
A
Endonuclease
B
DNA polymerase
C
Ligase
D
Primase
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Which of the following is important for speciation ?
A
Behavioural isolation
B
Seasonal isolation
C
Tropical isolation
D
Reproductive isolation
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In E. Coli, during lactose metabolism repressor binds to : -
A
Promoter gene
B
Operator gene
C
Structural gene
D
Regulator gene
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In which era reptiles were dominant ?
A
Archaeozoic era
B
Mesozoic era
C
Coenozoic era
D
Paleozoic era