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TLS Online TPP Program

#Question id: 604

An enzyme is irreversibly inhibited by diisopropylfluorophosphate (DFP). What does this show?

#Section 2: General Biology

  1. The enzyme has been denatured by DFP.

  2. Serine is likely an important residue in the active site.

  3. DFP is an allosteric modulator of the enzyme.

  4. DFP is an analog of the enzymeʹs substrate.

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TLS Online TPP Program

#Question id: 1622

#Section 2: General Biology

 Polymorphonuclear neutrophils attack bacteria:
TLS Online TPP Program

#Question id: 14416

#Section 2: General Biology

Bacteriostatic and Bactericidal functions can be achieved by
TLS Online TPP Program

#Question id: 21006

#Section 4: Fundamentals of Biological Engineering

Match the group 1 with appropriate description of group 2.
Group 1                                                  group 2
(P) Pectinases                                    (1) Meat tenderizer
(Q) Lipases                                         (2) clarification of fruit juice
(R) Amylases                                      (3) cheese and butter industry
(S) Trypsin                                           (4) starch-liquefying enzyme
TLS Online TPP Program

#Question id: 13075

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

Radioisotopes must be used in RFLP and RAPD markers
TLS Online TPP Program

#Question id: 13198

#Section 6: Plant, Animal and Microbial Biotechnology

The sugar is a carbohydrate that are generally translocated  in the phloem in which form?