1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following represents a palindromic sequence in DNA ?
A
5'-GAATTC-3'
3'-CTTAAG-5'
B
5'-GATACC-3'
3'-CCTAAG-5'
C
5'-CCAATG-3'
3'-GAATCC-5'
D
5'-CATTAG-3'
3'-GATAAC-5'
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
In genetic engineering, the antibiotics are used
A
As sequences from where replication starts
B
As selectable markers
C
To keep the cultures free of infection
D
To select healthy vectors
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents ?
AIPMT 2012 Mains Biology - Biotechnology: Principles and Processes Question 70 English
A
C - Extension in the presence of heat stable DNA polymerase
B
B - Denaturation at a temperature of about 98ºC separating the two DNA strands
C
A - Denaturation at a temperature of about 50ºC
D
A - Annealing with two sets of primers
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Which part would be most suitable for raising virus free plants for microporpagation ?
A
Vascular tissue
B
Node
C
Bark
D
Meristem
NEET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12