Enzymes at a speed-dating event were disappointed. They said, "We thought we'd catalyze some reactions, but no sparks flew!" ⏩❌?

Mitochondria and humans have something in common – they both have a powerhouse, but mitochondria know how to use it efficiently! ??

The heart told the brain, "You think you're in charge here?" The brain replied, "Well, I control the neurons, so technically, yes!" ??

Linda: I had a talk with a nutritionist today. Mark: Really? What did they say? Linda: They were like, "You should eat 1,200 calories a day." Mark: And what did you ask? Linda: I just wondered, "OK, and how many a night?"

Person 1: "You know you're getting old when you go to an antique auction and three people bid on you." Person 2: "Seriously? I thought you only became 'vintage' after 30 bids!" Person 1: "Well, at least I'm becoming a collector's item."