121. In genetic engineering, a DNA segment (gene) of interest, is transferred to the host cell through a vector. Consider the following four agents (A-D) in this regard and select the correct option about which one or more of these can be used as a vector/vectors. Statements (A) A bacterium (C) Plasmodium Options:- (B) Plasmid (D) Bacteriophage (1) (A), (B) and (D) only (2) (A) only (3) (A) and (C) only (4) (B) and (D) only 122. What is the function of T-DNA of Agrobacterium tumifaciens? (1) It transform normal plant cell in to a tumourous cell (2) It transform normal animal cell in to cancerous cells (3) It is used to deliver gene of interest in to human. (4) None of these 123. Assertion Recombinant DNA molecule have two different part of DNA. Reason: In recombinant DNA molecule ligases join foreign DNA to plasmid. (1) Both Assertion and Reason are correct and Reason is the correct explanation for Assertion. (2) Both Assertion and Reason are correct and Reason is not the correct explanation for Assertion. (3) Assertion is correct but Reason is incorrect (4) Assertion is incorrect but Reason is correct 124. Which of the following is wrongly matched in the given table? Microbe Product Application Trichoderma Cyclosporin immunosup- (1) polysporum A pressive drug lowering of Monascus (2) Statins blood purpureus cholesterol removal of clot (3) Streptococcus Streptokinase from blood vessel Clostridium removal of oil Lipase butylicum stain