Which of the following statements regarding insulin-like peptides and and DAF-2 in Caenorhabditis elegans is correct?
O Mutations that result in reduced DAF-2 expression extend worm lifespan.
O Insulin-like peptides in C. elegans increase lifespan.
O DAF-2 activity is inhibited by insulin-like peptides.
O DAF-2 brings insulin-like-peptides inside the cell for effects on signaling processes.