Explain the importance of promiscuous binding specificity exhibited by mhc class i and class ii molecules.

It allows cells and antigen presenting cells to present a large range of antigens (in the range if millions) to T cells so there is an appropriate immune response against the invading pathogen or cancer.  This is possible without changing or having many types of MHC complexes.

preservation because he preserves part of the land and preserves means save

explanation:

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