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Home⇒ Medical Science⇒ Biotechnology⇒ Vectors uses for animal cell culture
1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
Q21 ⇒ Which one of the following is true about Yeast Centromeric plasmids (YCp) vectors? All of the above [other wrong options] [Discuss in forum] Contains centromeric sequences Segregates during meiosis and mitosis Functions as true chromosome |
Q22 ⇒ Which of the following can be used for reducing the size of gene inserts containing introns? Retro virus [other wrong options] [Discuss in forum] Vaccinia virus Baculo virus none of these |
Q23 ⇒ Autonomously replicating sequence is not present in YIp [other wrong options] [Discuss in forum] YRp YCp YAC |
Q24 ⇒ Cloning genes in the yeast offer which of following advantage(s)? All of the above [other wrong options] [Discuss in forum] Over production of proteins of commercial value Ability to glycosylate proteins during secretion Ability to clone large piece of DNA |
Q25 ⇒ Retroviruses have advantage for being used as vector for animal cells because all of the above [other wrong options] [Discuss in forum] they cover a wide host range infection does not lead to cell death, infected cells produce virus over an indefinite period viral gene expression is driven by strong promoters |
Q26 ⇒ The size of the genome of SV 40 is 5.2 kb [other wrong options] [Discuss in forum] 7.2 kb 69 kb 110 kb |
Q27 ⇒ Recombinant SV40 viruses introduce the foreign DNA into cells without the DNA mediated transfection [other wrong options] [Discuss in forum] with the DNA mediated transfection with the RNA mediated transfection without the RNA mediated transfection |
Q28 ⇒ 5-fluoro orotic acid inhibits the growth if one of the following marker is present in the yeast. That is Ura 3 [other wrong options] [Discuss in forum] His 3 Lys 2 Trp 1 |
Q29 ⇒ Lytic infection of SV 40 does not occur in non permissive cells [other wrong options] [Discuss in forum] permissive cells both (a) and (b) none of these |
Q30 ⇒ SV 40 vectors, in which late region replacements are done, require SV 40 helper virus [other wrong options] [Discuss in forum] COS cell line pBR 322 vector none of these |
Q31 ⇒ Which of the following viruses are used as vectors for transferring genes to animal cells? All of these [other wrong options] [Discuss in forum] SV 40 virus Bovine papilloma virus (BVP) Retroviruses |
Q32 ⇒ Which of the following is/are commonly used promoter of S. cerevisiae? All of the above [other wrong options] [Discuss in forum] Galactokinase (GAL 1) Alcohol dehydrogenase II (ADH 2) Phosphoglycerate kinase (PGK) |
Q33 ⇒ Polyhedrin protein is both (a) and (b) [other wrong options] [Discuss in forum] non essential for baculo virus replication major component of protein matrix in which viruses are embedded essential for baculo virus replication |
Q34 ⇒ YAC vectors can be used to obtain artificial chromosomes because it carries all of these [other wrong options] [Discuss in forum] centromere telomere autonomously replicating sequence |
Q35 ⇒ Retroviruses consist of RNA genome [other wrong options] [Discuss in forum] Ds DNA genome Ss DNA genome cDNA genome |
Or |