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TLS Online TPP Program

#Question id: 4162

Which statement is false concerning aminoacyl-tRNA synthetase?

#SCPH01 Biochemistry

  1. It recognizes only one amino acid, but may recognize more than one tRNA.

  2. It requires a conversion from ATP to ADP.

  3. Hydrolysis of pyrophosphate essentially makes its reaction irreversible.

  4. Some synthetases bind the anticodon and others do not.

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TLS Online TPP Program

#Question id: 4354

#SCPH05 I Biotechnology

Which of the following statements correctly describes the primary difference between enhancers and proximal control elements?
TLS Online TPP Program

#Question id: 14113

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

SWISS-PROT is related to 
TLS Online TPP Program

#Question id: 968

#SCPH28 | Zoology

In the urea cycle which molecule is transported from the mitochondrial matrix to the cytosol as ornithine is transported in the opposite direction?
TLS Online TPP Program

#Question id: 12918

#SCPH05 I Biotechnology

Name the enzyme which helps in the DNA synthesis in the PCR.
TLS Online TPP Program

#Question id: 3879

#SCPH01 Biochemistry

Which of the following is not usually essential for the catalytic activity of ribozymes?