TLS Online TPP Program

#Question id: 4131


Aminoacyl-tRNA synthetases (amino acid activating enzymes):

#Part-A Aptitude & General Biotechnology
  1. “recognize” specific tRNA molecules and specific amino acids.

  2. in conjunction with another enzyme attach the amino acid to the tRNA.

  3. interact directly with free ribosomes.

  4. occur in multiple forms for each amino acid.

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TLS Online TPP Program

#Question id: 11532

#Part-B Specialized Branches in Biotechnology

Which of the following are the primary sites of IAA synthesis?

TLS Online TPP Program

#Question id: 11533

#Part-B Specialized Branches in Biotechnology

 IAA biosynthesis is associated with__

TLS Online TPP Program

#Question id: 11534

#Part-B Specialized Branches in Biotechnology

Which of the following is the precursor of auxin?

TLS Online TPP Program

#Question id: 11535

#Part-B Specialized Branches in Biotechnology

During IPA pathway in the biosynthesis of auxin using  following enzymes except_____

TLS Online TPP Program

#Question id: 11536

#Part-B Specialized Branches in Biotechnology

IAA has been found to be conjugated to both high- and low-molecular-weight compounds such as,

a) Low-molecular-weight conjugated auxins include esters of IAA with glucose or myo-inositol and amide conjugates such as IAA-N-aspartate

b) High-molecular-weight IAA conjugates include IAAglucan and IAA-glycoproteins found in cereal seeds

c) High-molecular-weight conjugated auxins include esters of IAA with glucose or myo-inositol and amide conjugates such as IAA-N-aspartate

d) Low-molecular-weight IAA conjugates include IAAglucan and IAA-glycoproteins found in cereal seeds

Which of the following is the correct prediction about low-and high-molecular weight ?

TLS Online TPP Program

#Question id: 11538

#Part-B Specialized Branches in Biotechnology

Prostaglandins are local regulators whose chemical structure is derived from ________.