Chapter 24 The Origin of Species

[@worlddisasterss]

Thank you so much for your videos they really help me with my biology class! So much love

[@poppyseed4807]

Hi, will any chapters past 25 be added? These are really helpful supplemental materials for my biology class.

[@jillbarker2850]

Hi - I have made all but 4-5 chapters from Campbell. I'd check the playlists. They are also located here: kzbin.info

[@emanahmed5643]

Thanks