At TEDxYouth@Manchester, genetics researcher Dan Davis introduces the audience to compatibility genes — key players in our immune system’s functioning, and the reason why it’s so difficult to transplant organs from person to person: one’s compatibility genes must match another’s for a transplant to take.
(Images from Davis’s talk, Drew Berry’s animations, and the TED-Ed lessons A needle in countless haystacks: Finding habitable worlds - Ariel Anbar and How we conquered the deadly smallpox virus - Simona Zompi)
Whatever happens tomorrow you must promise me one thing. That you will stay who you are. Not a perfect soldier, but a good man.
Book Quotes: Order of the Phoenix - Christmas on the Closed Ward
Neville looked around at the others, his expression defiant, as though daring them to laugh, but Harry did not think he’d ever found anything less funny in his life.
#poor harry’s just like #I NEED AN ADULT. BUT NOT THIS ADULT. A DIFFERENT ADULT PLEASE.
On a side note, I really hate Tumblr’s lack of photoset options.