TLS Online TPP Program

#Question id: 10131


The detailed chemical mechanism of the oxidation of water to O2 is not yet well understood, but with structural information shows_one electron carrier, generally identified as Yz, functions between the oxygen-evolving complex and P680 to function in this region, Yz needs to have a very strong tendency to retain its electrons, this species has been identified as;

#Section 2: General Biology
  1. A radical formed from a tyrosine residue in the D1 protein of the PSII reaction center
  2. Formed from Aromatic amino acid residue in the D2 protein of the PSII reaction center
  3. A radical formed from a Histidine residue because of its +ve charge in the D1 protein of the PSII reaction center
  4. A radical formed from a tyrosine residue in the D2 protein of the PSII reaction center
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TLS Online TPP Program

#Question id: 15697

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following does not describe PAM matrices?

TLS Online TPP Program

#Question id: 15698

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following does not describe global alignment algorithm?

TLS Online TPP Program

#Question id: 15699

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

The PROSITE pattern representing the conserved sequence motif for a new family of AMP binding protein is [LIVMFY]-X(2)-[STG]-[STAG]-G-[ST]. You are given a sequence of a 15-amino acid stretch starting from the first residue of the motif. Which one of the following proteins is likely to have AMP binding function?

TLS Online TPP Program

#Question id: 15700

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

In a sequence database of a given size, which of the following expressions is likely to retrieve more matches (X means any amino acid; any of the residues in square brackets can occupy that position)?

TLS Online TPP Program

#Question id: 15701

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

In a sequence logo of the type given below, the sizes of the letters are proportional to the:

TLS Online TPP Program

#Question id: 15702

#Section 6: Plant, Animal and Microbial Biotechnology

Following are few sterilization techniques and materials used in plant tissue culture. Identify the correct combinations.