so you don't get sick! | REAL FOOTAGE OF YOUR WHITE BLOOD CELLS GOING TO FIGHT PATHOGENS | image tagged in gifs | made w/ Imgflip video-to-gif maker

fun fact! If the rest of your body knew that you eyes existed, you would go blind! | REAL FOOTAGE OF YOUR EYES HIDING FROM THE REST OF YOUR BODY SO YOU DON'T GO BLIND: | image tagged in gifs | made w/ Imgflip video-to-gif maker

i love biology | REAL FOOTAGE OF HEMOGLOBIN DELIVERING OXYGEN EVERYWHERE IN THE BODY: | image tagged in gifs | made w/ Imgflip video-to-gif maker