DNA jokes

"Oh daddy," the kid said. "I love you so much!"

"Hey," the man responded. "Until we get the DNA test results, I'm just Harry to you!"

What does DNA stand for?

National Dyslexic Association.

What did the brother cell say when the sister cell stepped on his foot? Ow, mitosis! (my toe, sis)

Don't let an extra chromosome get you down.

What do you get when you insert human DNA into a goat? Banned from the petting zoo!