Imagine That a Toll-Like Receptor (TLR)gene Has Duplicated and Mutated,creating

question 9

Multiple Choice

Imagine that a Toll-like receptor (TLR) gene has duplicated and mutated,creating a leucine-rich region binding pocket that can now bind to the hemagglutinin protein in the envelope of influenza virus.What do you predict will happen to this novel gene?

• A)It will be selected for and over evolutionary time will become an even better receptor for HA protein.
• B)It will spread from species to species.
• C)It will undergo VDJ rearrangement.
• D)It will continue to mutate,perhaps changing to bind other proteins or becoming deleted.

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