The T-cell receptor link to MHC–peptide is enhanced by interaction between MHC class II on the antigen-presenting cells with the following molecule on the T-cell:

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#Question id: 11318

#XL - R Botany

Humans previously infected by schistosome organisms carried by wild game suffer less ill effects from the schistosome organism causing schistosomiasis. This process is known as __________.

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#Question id: 3046

#XL - S Microbiology

Which one of the following reagent used in differentiation of gram positive and Gram negative bacteria?

(P) Congo red                        (Q) Safranine

(R) Methylene blue                  (S) Iodine

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#Question id: 12757

#XL - T Zoology

Biomanipulation can best be described as

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#Question id: 19584

#XL - P Chemistry

As we proceed from left to right in groups, what happens to the non-metallic nature?

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#Question id: 148

#XL - T Zoology

The pKa of a certain weak acid is 4.0. Calculate the ratio of proton acceptor to proton donor at pH 7.0.