17) Why is a person not likely to have two identical alleles at a given MHC locu

Question

17) Why is a person not likely to have two identical alleles at a given MHC locus? a. There is a very high degree of polymorphism in the MHC b. Maternal and paternal chromosomes will likely have different alleles at the MHC. c. Humans are highly outbred as a species. d. All of the above. 18) The basic TCR structure consists of a. A heterodimer with two separate binding sites. b. A heterodimer with a single binding site. c. A homodimer with two binding sites. d. A homodimer with one binding site.

Explanation / Answer

17 : )D all of the above . high degree of polymorphism, outbreeding.
18 B a heterodimer with single active site in the heavy chain of the structure.

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