All of OCR BIOLOGY Paper 1 in 30 minutes - GCSE Science Revision (Gateway)

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00:00 Intro
00:32 CELLS - Microscopes
01:08 Cell structures
02:01 Microbiology (TRIPLE)
03:11 DNA & protein synthesis
04:49 Enzymes
06:52 Respiration & metabolism
08:39 Photosynthesis
10:12 SCALING UP - Diffusion, osmosis & active transport
12:11 Mitosis
12:51 Differentiation
13:37 The heart
14:37 Circulatory system & blood
15:50 Plant structure & transpiration
16:48 Leaf structure
17:53 ORGANISM LEVEL SYSTEMS - Homeostasis
18:16 The nervous system
19:57 The brain (TRIPLE)
22:14 The eye (TRIPLE)
22:19 Thermoregulation
22:56 Hormones & the endocrine system
23:37 Controlling blood sugar levels, insulin & diabetes
24:22 Controlling water & nitrogen levels
25:05 Kidney function
25:46 Menstrual cycle
26:35 Contraception
27:16 Fertility treatements
27:53 Adrenaline & thyroxine
28:22 Plant hormones