The Owners of a Local Bakery Ask for Your Help

Multiple Choice

The owners of a local bakery ask for your help in improving a special yeast strain they use to make bread.They would like you to help them design experiments using RNA interference to turn off genes, to allow them to test their hypothesis that certain genes are important for the good flavors found in their bread.Of the components in the following list, which is the most important to check for in this yeast strain if you would like this project to succeed?

A) foreign double-stranded RNA
B) genes in the genome that code for RISC proteins
C) miRNA genes in the genome
D) single-stranded siRNAs within the cell