Notes for IB Biology Chapter 1.4 

cheryl me and my friends owe you every. single. mark. we get on our bio tests. thank you!

Thank you so much! Just started IB and theese videos saved me! I owe you my love and tears .

i have my exams tomorrow. Your videos really saved my life. i love you so much

Thank you so much! You are basicaly my teacher because my real Biology teacher believes we should teach our self. I would die without you🙏🙏

I'm starting IB this year and your videos have helped quite a bit! tysm for the videos!

thank you so much for your hard work, us ib students really appreciate it.

you are my goddess

At 4:00, is it carrier protein or channel?

ur an absolute goddess

28:55 should be hydrophobic* tail right?

i love you