1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is a hallucinogenic drug?
A
Morphine
B
Opium
C
Caffeine
D
Lysergic acid diethylamide
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Satellite RNA are present in some :
A
Prions
B
Bacteriophages
C
Plant viruses
D
Viroids
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
In an inducible operon, the genes are :
A
usually expressed unless a signal turns them "off"
B
always expressed
C
never expressed
D
usually not expressed unless a signal turns them "on"
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Genes of interest can be selected from a genomic library by using :
A
Restriction enzymes
B
Gene targets
C
Cloning vectors
D
DNA probes