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TLS Online TPP Program

#Question id: 1836

What is the feature that best uniquely describes NK cell activity against a virus-infected cell?

#Section 2: General Biology

  1. It is cell contact dependent

  2. Peptides derived from processed viral antigens are recognized

  3. Apoptosis is induced in the target cell by the perforin–granzyme pathway

  4. An absence of MHC class I on the target cell is detected

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TLS Online TPP Program

#Question id: 178

#Section 2: General Biology

Given the pKa values of different acidic sites in cysteine, the principal ionic form which will never exist at any pH
TLS Online TPP Program

#Question id: 1670

#Section 2: General Biology

The T-cell receptor genes were originally identified using:
TLS Online TPP Program

#Question id: 115

#Section 2: General Biology

Which of the following is true of sphingolipids?
TLS Online TPP Program

#Question id: 14459

#Section 1: Engineering Mathematics
TLS Online TPP Program

#Question id: 27326

#Section 5: Bioprocess Engineering and Process Biotechnology

The growth of a microorganism on glucose is described by the Monod model (µmax = 0.7 h¹ and Ks = 0.1 g L¹). If the initial biomass concentration in the batch fermenter is 0.1 g L¹, the minimum time required to triple the biomass concentration would be