1
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one is a true statement regarding DNA polymerase used in PCR ?
A
It is used to ligate introduced DNA in recipient cell
B
It remains active at high temperature
C
It serves as a selectable marker
D
It is isolated from a virus
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
The figure below is the diagrammatic respesentation o the E.Coli vector pBR 322. Which one of the given options correctly identifies its certain component(s) ? AIPMT 2012 Prelims Biology - Biotechnology: Principles and Processes Question 89 English
A
ori- original restriction enzyme
B
ampR, tetR-antibiotic resistance genes
C
rop-reduced osmotic pressure
D
Hind III, EcoRI-selectable markers
3
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following techniques made it possible to genetically engineer living organisms ?
A
Recombinant DNA techniques
B
X-ray diffraction
C
Heavier isotope labeling
D
Hybridization
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Given below is a sample of a portion of DNA strand giving the base sequence on the opposite strands. What is so special shown in it ?
5' .............. GAATTC ................ 3'
3' .............. CTTAAG ................. 5'
A
Start codon at the 5' end
B
Replication completed
C
Deletion mutation
D
Palindromic sequence of base pairs

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