The following observations are arranged in ascending order. The median of the data is 15 find the value of x. 

8, 11, 12, x + 6, 17, 18, 23 

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#Question id: 1598

#Section 2: General Biology

Which of the following polypeptide is important for the expression of MHC I on the cell membrane?

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#Question id: 1599

#Section 2: General Biology

Name the class of MHC which is recognized by CD4 TH cell.

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#Question id: 1600

#Section 2: General Biology

What is the name of MHC in humans?

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#Question id: 1602

#Section 2: General Biology

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

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#Question id: 1603

#Section 2: General Biology

MHC is,

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#Question id: 1604

#Section 2: General Biology

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