A gene whose expression helps to identify transformed cell is known as : (1) Vector (2) Plasmid (3) Structural gene (4) Selectable marker Answer : 4) Selectable marker...
Which one is a true statement regarding DNA polymerase used in PCR ? (1) It remains active at hight temperature (2) It is used to ligate introduced DNA in recipient cells (3) It serves as a selectable marker (4) It is isolated from a virus Answer : (2) It is used to ligate introduced DNA in recipient cells...
Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes ? (1) Retrovirus (2) Ti plasmid (3) phage (4) pBR 322 Answer : (1) Retrovirus...
7. In a recombinant DNA technology a plasmid vector must be cleaved by a) the same enzyme that leaves the donor gene b) modified DNA ligase c) a heated alkaline solution d) four separate enzymes Answer : a) the same enzyme that leaves the donor gene...
Select the correct Match : (1) Ribozyme - Nucleic acid (2) F2 x Recessive parent - Dihybrid cross (3) TH. Morgan - Transduction (4) G. Mendel - Transformation Answer : (1) Ribozyme - Nucleic acid...
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