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00:00 Intro
00:28 B5 - HOMEOSTASIS & RESPONSE
00:36 Homeostasis
00:51 Nervous system
02:29 Brain (TRIPLE)
03:10 Eye (TRIPLE)
04:51 Thermoregulation (TRIPLE)
05:27 Endocrine system - glands & hormones
06:10 Controlling blood sugar: pancreas, insulin & diabetes
06:54 Controlling water & nitrogen levels (TRIPLE)
07:37 Kidney function (TRIPLE)
08:19 Menstrual cycle
09:07 Contraception
09:49 Fertility treatments - IVF
10:25 Adrenaline & thyroxine
10:54 Plant hormones, auxin, phototropism, geotropism (TRIPLE)
12:00 B6 - VARIATION, INHERITANCE & EVOLUTION
12:04 Meiosis
12:40 Sexual & asexual reproduction
13:11 DNA & protein synthesis
14:49 Inheritance - alleles, Punnett square
16:45 Variation, adaptation & evolution
18:16 Genetic Engineering
20:03 Cloning (TRIPLE)
20:50 Classification
21:27 B7 - ECOLOGY
21:33 Ecosystems, sampling with quadrats
22:24 Food chains
23:08 Carbon & water cycles
23:41 Biodiversity & human impact
24:59 Pyramids of biomass

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