OCR Gateway B1a Blood pressure and fitness

Revision clip for unit B1 from OCR Gateway specification

[sinbov]

Biology exam tomorrow, this is good for last minute remembering of previous revision.

[maljordan]

Thank you for the help as a autistic girl it helps not to have  to read too much but to take it in.

[marijaLOL]

Thanks for the video, It really helps! Keep up the good work:-)

[nicolesevenzayi]

Ure actually such a great thanks a lot

[MichaVidot]

Good Luck to everyone doing their Biology Exam Tomorrow!!! I am so nervous :L