Looking for reliable answers? Westonci.ca is the ultimate Q&A platform where experts share their knowledge on various topics. Explore a wealth of knowledge from professionals across different disciplines on our comprehensive platform. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

Operons
a. are how yeast regulate gene expression
b. are turned on and off depending on cell need
c. have multiple structural genes following a promoter
d. B & C are correct
e. All of the above are correct