1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originates as adaptation. These imprints need to be used -
A
On plates with minimal medium
B
Only on plates with streptomycin
C
Only on plates without streptomycin
D
On plates with and without streptomycin
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain ?
A
protease
B
Endonuclease
C
Lipase
D
Exonuclease
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Protein synthesis in an animal cell occurs -
A
On ribosomes present in the nucleolus as well as in cytoplasm
B
On ribosomes presents in cytoplasm as well as in mitochondria
C
Only on the ribosomes present in cytosol
D
Only on ribosomes attached to the nuclear envelope and endoplasmic reticulum
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following makes use of RNA as a template to synthesize DNA -
A
Reverse transcriptase
B
DNA dependant RNA polymerase
C
RNA polymerase
D
DNA polymerase
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