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TLS Online TPP Program

#Question id: 12908

Which statement is incorrect about CRISPR?

#SCPH28 | Zoology
  1. It  was first identified as an adaptive immunity pathway in prokaryotes providing resistance to bacteriophage and analogous to the RNA interference process found in eukaryotes. 
  2. It does not utilize double-stranded sequence-specific breaks and does not  repair using HDR via homologous recombination.
  3. The system consists of two parts, a short synthetic guide RNA ( gRNA) and a nonspecific double-stranded endonuclease termed Cas9. 
  4. It is also possible to program Cas9 with multiple guide RNAs to allow multiplex site-specific editing for designing large deletions, inversions and translocations.
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TLS Online TPP Program

#Question id: 2277

#I Life Science/ Life Sciences Group – I-V

A gram-positive bacterium is stained _______________ by the gram stain
TLS Online TPP Program

#Question id: 4303

#SCPH28 | Zoology

Which component is not directly involved in translation?
TLS Online TPP Program

#Question id: 15267

#SCPH28 | Zoology

Which of the following is relatively more stable to heat
TLS Online TPP Program

#Question id: 2285

#SCPH01 Biochemistry

Assuming all other factors to be the same, electron microscopes have greater resolving power than light microscopes because.
TLS Online TPP Program

#Question id: 2921

#SCPH01 Biochemistry

During which stage of the cell cycle is the chromosome content of a mammalian liver cell 1n?