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TLS Online TPP Program

#Question id: 15478

Escherichia coli preferentially utilizes glucose by preventing the uptake of lactose and switching off transcription of the lac operon. This mechanism is known as 

#Microbiology
  1. Inducible inhibition
  2. Carbon catabolite repression
  3. Feedback repression
  4. Substrate limitation
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TLS Online TPP Program

#Question id: 1583

#Immunology

These cells are involved in cell-mediated immunity and destroy virally infected cells:
TLS Online TPP Program

#Question id: 1713

#Immunology

The paracortical area of a lymph node comprises mainly:
TLS Online TPP Program

#Question id: 1584

#Immunology

Which cell type interacts with both the humoral and cell-mediated immune pathways?
TLS Online TPP Program

#Question id: 1714

#Immunology

In a lymph node, the antigen pneumococcus polysaccharide SIII leads to:
TLS Online TPP Program

#Question id: 1585

#Immunology

Both lysozyme and cytotoxic T cells
TLS Online TPP Program

#Question id: 1715

#Immunology

Which of the following lymphoid tissues is unencapsulated?