Uk Gcse Biology 2022-2024 Form

Instructions and help about Aqa BIOLOGY PAPER 1higher Final Marking Scheme June

all right let's see how quickly we can cover everything you need to know for AQA GCSE biology paper one this is good for higher and Foundation Tier double combined Trilogy and triple or separate biology that is topics five to seven cells organization infection and response and bioenergetics I'll tell you when something is just for triple but not when something's just for higher tier because there's not much difference to be honest we're going to be really moving here so pause the video if you need a bit more time to get your head around something you see let's go first up everything about cells all life consists of cells we can see cells with a normal light microscope and maybe the nucleus but the sub cellular structures won't really be visible using an electron microscope however allows us to see far finer details so we can see an image of the organelles as such these microscopes have a better resolving power and a higher resolution we say we can calculate the actual size of a cell by