Why'd you change the title?<p>The title (and content) on the actual story is quite different from what you wrote, and making it a question doesn't excuse you. So no upvote on this story from me.<p>Absolutely nowhere in the story does it even imply that this is _the_ gene. It just says that that protein plays a role.<p>If this was _the_ gene, then a little genetic engineering and we'd have a sentient monkey.