Just finished my biology P4 exam today! I just want to say thank you for your videos, I have pretty much watched all of them and they have been immensely helpful! Thank you so much! Have a nice day ^_^
@@biowithdrdemi i just got back, it was relatively easy but time was tight i missed a few questions in the end but luckily they were low mark questions, once more thank god and thank you dr. Demi you absolutely helped
hey im confused with question 5a. When ATP is hydrolysed to ADP and Pi then that energy released is used to release the myosin head from the actin. So why is the answer- thhe muscle contrats? I thought that when atp is hydrolysed the muscle wont contract?? Please may you help im writing On the 3rd May 2023
Question b ii) regarding the main filtration membrane that keeps out red blood cells shouldn’t that be the fenestrated capillaries since they dont allow anything above 69000 mm such as red blood cells?
