What Is the Most Significant Advantage of Using RNAi to Study

Multiple Choice

What is the most significant advantage of using RNAi to study development?

A) Geneticists have only been able to identify a subset of the genes involved in development.
B) Genetic studies on a single gene can be completed without the creation or isolation of new mutant organisms.
C) RNA is easy to isolate.
D) RNAi causes phenotypes not typical of in vivo development.
E) RNAi always completely silences a single gene.