Which vector can clone only a small fragment of DNA?

(a) Bacterial artificial chromosome

(b) Yeast artificial chromosome

(c) Plasmid

(d) Cosmid

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


DNA fragments generated by the restriction endonucleases in a chemical reaction can be separated by

(1) centrifugation

(2) polymerase chain reaction

(3) electrophoresis

(4) restriction mapping

Please attempt this question first.

Difficulty Level:


Which of the following is not correctly matched for the organism and its cell wall degrading enzyme?

(a) Bacteria —Lysozyme

(b) Plant cells — Cellulase

(c) Algae —Methylase

(d) Fungi — Chitinase

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of 

(1) Non-recombinant bacteria containing β-galactosidase

(2) Insertional inactivation of α-galactosidase in non-recombinant bacteria

(3) Insertional inactivation of α-galactosidase in recombinant bacteria

(4) Inactivation of glycosidase enzyme in recombinant bacteria

 

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The figure below is the diagrammatic representation of the E.Coli vector pBR 322. Which one of the given options correctly identifies its certain components (s)?

(a) Ori-original restriction enzyme

(b) rop-reduced osmotic pressure

(c) Hind III, Eco RI -selectable markers

(d) ampR, tetR-antibiotic resistance genes

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


PCR and Restriction Fragment Length Polymorphism are the methods for

(a) study of enzymes

(b) genetic transformation

(c) DNA sequencing

(d) genetic fingerprinting

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


A single strand of nucleic acid tagged with a radioactive molecule is called

(a) vector

(b) selectable marker

(c) plasmid

(d) probe

 

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which one of the following is a case of wrong matching ?

(a) Somatic hybridisation - Fusion of two diverse cells

(b) Vector DNA - Site for tRNA synthesis

(c) Micropropogation - In vitro production of plants in large numbers

(d) Callus - Unorganised mass of cells produced in tissue culture

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which one is a one statement regarding DNA polymerase used in PCR?

(a) It is used to ligate introduced DNA in recipient cells

(b) It serves as a selectable marker

(c) It is isolated from a virus

(d) It remains active at high temperature

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


For transformation, microparticles coated with DNA to be bombarded with gene gun are made up of

(a) silver or platinum

(b) platinum or zinc

(c) silicon or platinum

(d) gold or tungsten

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: