Which mechanism is helpful in secondary metabolite production

1. ppGpp secretion

2. Autoinducer

3. Nutrient limitation

4. Senescence genes

Which combination is incorrect  from the following.

TLS Online TPP Program

#Question id: 1602

#XL - S Microbiology

Following are some of the characteristics of MHC 1 and MHC 2 both , except 

TLS Online TPP Program

#Question id: 1603

#XL - S Microbiology

MHC is,

TLS Online TPP Program

#Question id: 1604

#XL - S Microbiology

Many viruses produce a protein immunoevasin that interferes with antigen presentation by MHC class I molecules. The immunoevasin interfere MHC presentation by

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#Question id: 1605

#XL - S Microbiology

inhibition of class I presentation,

TLS Online TPP Program

#Question id: 1606

#XL - S Microbiology

transporter associated with antigen processing(TAP) is ,

TLS Online TPP Program

#Question id: 1607

#XL - S Microbiology

Which of the following does NOT protect body surfaces?