how to memorise for bio ?

context ! sec 3 preparing for eoy, super easily distracted (even noise frm fans) n procrastinater um n i focus a lot more at night if that helps my subj combi is ss+ geog, chem, bio, lit, 2maths

nd help on what method i should use to memorise, handwriting notes doesn’t work, reading textbook makes me toh.., ipad notes dont work too, typing out doesnt work. also tried writing over n over again for recent geog test which didn't work tbh n i wld say the most helpful for me r videos but i cant rlly find any gd ones for the current syllabus,, i really need to figure out a solid way for me to memorise stuff long term bc my subj combi requires a lot of memorising n so far for weighted assessments ive just been getting lucky

any help is appreciated ! im also trying out sls lol