Professor Dave’s attacks undercut his credibility as a spokesman for his own view. If he had the truth on his side, there’s no reason he would behave this way.
Kinesins have two feet, or “globular heads,” that literally walk, one foot over another.
In our video, this molecular motor appears to walk slowly and deliberately, but remember: the narrator says it can take a hundred steps a second.
It’s often said that a picture is worth a thousand words. That’s the idea here.
Scientists are taking baby steps toward imitating what cells do all the time.