this video is a lifesaver for me! once quarantine started my teacher stopped giving us proper reviews for the exam and we NEVER went over any of this. thank you so much!
thank you for your videos.. i definitely cannot go through 20 pages of reading and understanding in one night and i feel like your video covers all the important stuff!
this video is a lifesaver for me! once quarantine started my teacher stopped giving us proper reviews for the exam and we NEVER went over any of this. thank you so much!
I’m considering taking Ap Bio next year just because Dr. H is the Ap bio teacher at my school lol
These videos are great! Thank you for taking the time to make them!
Love how to the point these are!!! So helpful for review and indicating topics I need to go more into!!
Really appreciate these videos. Explanations along with diagrams are very clear and easy to understand.
thank you for your videos.. i definitely cannot go through 20 pages of reading and understanding in one night and i feel like your video covers all the important stuff!
when are you going to upload videos for unit 5 and 6 (if you're planning to upload them at all)?
i did not understnd this unit at all before this vid and now i do!!
this is amazing, i love all your videos.
We really throwing down the last second grind
Thank you!
yet another banger by dr h 🔥
im back for the test
Appreciate you!
Hello, amazing video, helps me a lot. Which textbook you use?
Hi, when will units 5 and 6 be uploaded? Thanks
13:18 I think you meant that it is 2:1 ratio
are u gonna upload unit 6?
22 minutes lets go
Nicholas Jako we’ll see damn
thank you bestie
wish me luck on my exam tmrw 😫😓😓
My exams in one hour lol
:(