Don't pay her.
You can't hear an enzyme.
You can't make matter.
Endocrine is not a hormone.
You can't hear a protein. (Wait for it)
You can't here a vitamin.
I keep getting calls in the night.
A person who stays up all night wondering if there is a dog.
I didn't make an enzyme last night.
PP Up.
B1. Because no one wants to be friends with a guy in a metabolic coma due to a thiamine deficiency.
Because he didn't want to stub his toe when he kicked the bucket!
For kicks and giggles.
Let his people go!
You can't hear a pheromone.
Blunt Trauma
Top post on /r/Jokes.
Umm... I don't know... I've got nothing.
Eric Clapton would never let a bag of cocaine fall out a window.
Hydrogen Iodide
You barium! ba-dum-tss