Cell viability test for protoplast culture was proposed
A) FDA staining
B) CFW
C) Phenosafranine staining
D) All of the above
Example of tandem gene cluster is
A) rRNA genes
B) Histone gene cluster
C) Both A and B
D) None of these
The first stable product in C4 pathway is
A) PGA
B) OAA
C) PEP
D) DHAP
For molecular characterization of plant species, which of the following molecular markers are used
A) RAPD
B) AFLP
C) SSR/STMS
D) All of the above
Horizontal gene flow can be reduced by expressing genes in
A) Nucleus
B) Chloroplast
C) Both A and B
D) None of these
Double stranded DNA can be isolated from ssDNA or RNA by using
A) Ion exchange column
B) Sephadex column
C) Hydroxyapatite column
D) Affinity chromatography
Choose the correct one.
A) The plectonemic superhelix is left handed
B) Solenoidal superhelix is right handed
C) The Plectonemic superhelix is found majorly in prokaryotes
D) The solenoidal superhelix is found in prokaryotes
The insertion vector is
A) λgt10
B) EMBL3
C) EMBL4
D) Both B and C
A West African plant produces a protein called Pentadiplandra brazzeana which is about 2000 times as sweet as sugar
A) Brazzein
B) Saccharin
C) Monelin
D) None of the above
Chromosome number of 'Arabidopsis' is
A) 7
B) 5
C) 3
D) 4

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