問題詳情

74. It is estimated that humans can produce over 1.5 million different types of antibodies. Which ofthe following statements regarding this extraordinary variation is correct?
(A) V and J domains of antibody light chains are randomly joined.
(B) Random segments of DNA can be removed from antibody genes.
(C) V and J domains of antibody heavy chains are randomly joined.
(D) Cytosines in the variable regions of antibody genes can be converted to uracils viahypermutation.
(E) All of the above.

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