(A) Produces different types of antibodies against different types of antigens
(B) Produces only specific antibodies only against a specific an
(C) Produces different types of antibodies but only one type of antigen
(D) None of the above
The restriction endonucleases are called so because:
(A) They have a very restrictive or site specific endonuclease activity
(B) They cut DNA at a few restricted sites
(C) They restrict the entry of foreign DNA into the cell by cleaving the DNA due to endonuclease activity
(D) Their distribution is restricted to only some bacterial cells
Which technique would most likely to be used to produce a large number of genetically identical offspring?
(A) Cloning and in vitro culture
(B) Polymerase chain reaction
(C) Chromatography
(D) Electrophoresis
Which of the following is associated with DNA finger printing?
(A) Hybridoma
(B) Site specific mutagenesis
(C) Shotgun cloning
(D) RFLP
The chemical nature of ‘humulin’ produced by recombinant DNA technology is:
(A) Lipid
(B) Protein
(C) Monosaccharide
(D) Vitamin
A segment of DNA that reads from the same forward and backward is called:
(A) Palindromic DNA
(B) Complementary DNA
(C) Plasmid DNA
(D) Copy DNA
When Pakistan successfully tests multi-launch rocket Fatah-II?
(A) December 25, 2023
(B) December 26, 2023
(C) December 27, 2023
(D) December 28, 2023
What is the range of Fatah-II missile system which is recently launched by Pakistan?
(A) 250 Kilometres
(B) 300 Kilometres
(C) 400 Kilometres
(D) 450 Kilometres