(A) Minimum amount of DNA
(B) Relaxed replication control
(C) One recognition site for one restriction endonuclease
(D) All of these
E. coli is generally used for gene cloning because:
(A) It supports the replication of recombinant DNA
(B) It is easy to transform
(C) It is free from elements that interferes with replication and recombination of DNA
(D) All of these
Expression vectors are those:
(A) Produce protein products
(B) Used for genomic libraries
(C) Used for chromosome synthesis
(D) Used for finger printing
A clone is a group of organisms produced by:
(A) Asexual method and genetically similar
(B) Asexual method and genetically dissimilar
(C) Sexual method and genetically similar
(D) Sexual method and genetically dissimilar
Restriction endonucleases have ability of cutting:
(A) DNA at random sites
(B) DNA at specific sites
(C) Both ‘A’ and ‘B’
(D) DNA and RNA at random sites
__ are popularly called “Molecular stichers”.
(A) Restriction Endonuclease
(B) Ligases
(C) RNA polymerase
(D) DNA polymerase
Rauolfia serpentine, to save this plant under the threat of extinction, which of the following techniques is useful?
(A) Genetic engineering
(B) DNA finger printing
(C) Hybridoma technology
(D) In vitro culture
The plasmid generally used for the production of recombinant insulin is:
(A) RK 646
(B) Ti plasmid
(C) ACY 17
(D) pUC 18