Hello,
As usual, here you have a compilation of all the resources from unit 2.
1. What do we need to function?
2. Digestion
3. Respiration
4. Circulation
Besides, if you want to know more about it, click on the following image to watch another video and have a go with an online quizz. Good luck!
5. Excretion
6. Revision
I hope you find all these resources useful!