Quote by Alfred Hershey

"The gene is the unit of selection, the level at which natural selection operates most effectively."

"Bacterial genetics opened up the entire field of molecular biology."

"The phage group changed everything we thought we knew about heredity."

"DNA is the most important molecule in all of biology."

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"