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TLS Online TPP Program

#Question id: 1701

Which of the following statements is TRUE of superantigens?

#Section 2: General Biology

  1. Superantigens do not cause pathology

  2. Superantigens are not mitogenic for T-cells

  3. Superantigens bind to MHC class III

  4. Superantigens bind to all members of a given V β TCR family

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TLS Online TPP Program

#Question id: 1961

#Section 2: General Biology

Which action below is affected by an antihistamine?
TLS Online TPP Program

#Question id: 2089

#Section 3: Genetics, Cellular and Molecular Biology

What type of single-pass membrane protein would contain a hydrophobic membrane spanning alpha-helix?
TLS Online TPP Program

#Question id: 3892

#Section 3: Genetics, Cellular and Molecular Biology

The DNA binding motif for many prokaryotic regulatory proteins, such as the lac repressor, is:
TLS Online TPP Program

#Question id: 15605

#Section 6: Plant, Animal and Microbial Biotechnology

The uptake of plasmid DNA into Streptomyces protoplasts is enhanced by 
TLS Online TPP Program

#Question id: 27346

#Section 5: Bioprocess Engineering and Process Biotechnology

Continuous cultivation is carried out in 10 L working volume. If 0.2 h-1 dilution rate has to be maintained, then the feed rate will be