Prokaryotic and Eukaryotic Cells (IB Biology) 

10:03 "set up vertically on the plate cuz ur weird like that" :D never thought this video would crack me up

Thank you so much for this video, I'm changed to HL Bio after a few months and this is helping me catch up on what i missed!

Thank you so so so so so much. Your videos are basically saving my life.

wow. everything just cleared up. thank you!

Thanks! This helped me so much.

Thank you!

Is this Walter White?

svedberg is a measurement of time? weird

u sound hungry >_