Disease causing organisms are identified by using
A) MAb's
B) Gene transfer
C) DNA probes
D) Microprojectiles
The bond between sugar and nitrogenous base in the case of DNA is known as
A) Glycosidic bond
B) Phosphodiester bond
C) Peptide bond
D) None of these
Which among the following is not used as a vector for gene cloning?
A) Cosmid
B) Phagemid
C) PAC
D) MAC
Methanogenic bacteria are
A) Anaerobic in nature
B) Aerobic in nature
C) Micro aerophilic in nature
D) Saprophytic in nature
The connecting molecule between Glycolysis and TCA cycle is
A) Acetyl Co A
B) Acyl Co A
C) Pyruvate Co A
D) None of the above
Bacteria possessing restriction enzymes are not affected because
A) Their genome is demethylated
B) Their genome is methylated
C) These enzymes are present in less concentration
D) Their genome lacks unique restriction sites for enzymes
Non-organized mass of cells is
A) Embryoid
B) Protocorm
C) Callus
D) Endosperm
Operon comprises of
A) Operator
B) Structural gene
C) Promoter
D) All of the above
Essential constituents of a cloning vector are
A) Replicon, promoter and selectable marker
B) Replicon, unique restriction site and selectable marker
C) Promoter, operator and restriction site
D) Replicon, unique restriction site and promoter
When producing human serum albumin (HSA) in transgenic plants, what would be an advantage of incorporating the transgene into the chloroplast genome?
A) HSA diverts too many amino acids if expressed in the cytoplasm
B) HSA becomes allergenic if expressed in the cytoplasm
C) HSA is toxic to plants if expressed in the cytoplasm
D) HSA is degraded by plant enzymes if expressed in the cytoplasm

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