Many Cancers Have a Mutation That Changes a Valine to a Glutamic

question 21

Multiple Choice

Many cancers have a mutation that changes a valine to a glutamic acid in the RAF kinase protein which phosphorylates proteins that promote cell division.This mutant protein is a constitutively active kinase.What type of allele is this mutant allele?

• A)hypomorphic allele
• B)hypermorphic allele
• C)null allele
• D)antimorphic allele

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He was an Austrian neuroscience expert who originated psychoanalysis, a cure for mental ailments involving dialogue between a psychoanalyst and their patient.

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