Every Biology Required Practical: https://youtu.be/S5VXx1tsDGo
All of Paper 2: https://youtu.be/3Fnp3iwoPcQ
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00:00 - Homeostasis
00:18 - Nervous System & Reflexes
01:59 - The Brain
02:40 - The Eye
04:21 - Thermoregulation
04:58 - Endocrine System - Hormones & Glands
05:40 - Controlling Blood Sugar - Pancreas, Insulin, Glucose & Diabetes
06:25 - Controlling Water & Nitrogen/Ammonia Levels
07:08 - The Kidneys
07:49 - Menstrual Cycle
08:37 - Contraception
09:19 - Fertility Treatments
09:55 - Adrenaline & Thyroxine
10:25 - Plant Hormones