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Alex Lee @UCcc-XL2-PRa_VamKD6xtl-A@youtube.com

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I've created videos for the entire IB Biology SL and HL syll


05:14
4.4 Climate Change (IB Biology) (Part 3)
09:04
4.4 Climate Change (IB Biology) (Part 2)
06:26
4.4 Climate Change (IB Biology) (Part 1)
13:00
Carbon Cycling (Part 2) (IB Biology)
08:28
Carbon Cycling (IB Biology)
07:33
Energy Losses (IB Biology)
11:19
Chi-squared test for association (IB Biology)
04:42
Types of Natural Selection (IB Biology)
12:25
B2.4 Skeleton (MS Science) (2017)
04:38
Ethology (Part Three) (IB Biology)
04:53
Ethology (Part Two) (IB Biology)
07:40
Ethology (Part One) (IB Biology)
06:07
Drug Addiction and Psychoactive Drugs (IB Biology)
06:59
Ecstacy, Endorphins, Anaesthetics (IB Biology)
03:56
Excitation and Inhibition (IB Biology)
04:44
Memory (IB Biology)
02:58
Operant Conditioning (IB Biology)
04:24
Imprinting (IB Biology)
03:54
Innate Behavior (IB Biology)
02:48
Reflex Arc (IB Biology)
03:31
Cochlear Implants (IB Biology)
02:48
Photoreceptors (IB Biology)
03:15
Homonculus and Brain Size (IB Biology)
02:43
Red-Green Colorblindness (IB Biology)
02:49
Olfactory Receptors (IB Biology)
02:03
Development of the CNS (IB Biology)
06:02
Autonomic Nervous System (IB Biology)
05:26
Cerebral Cortex and Functions (IB Biology)
04:39
Development of Neurons (IB Biology)
03:55
Spina Bifida and Using Animal Models (IB Biology)
05:41
Neurulation (IB Biology)
01:45
Strokes can reorganize the brain (IB Biology)
02:26
Animal Size and Duration of Gestation (IB Biology)
03:48
Declining Male Fertility (IB Biology)
03:21
Avoiding Polyspermy (IB Biology)
02:21
Internal vs. External Fertilization (IB Biology)
03:14
Urine testing (IB Biology)
04:14
Dehydrated or Overhydrated (IB BIology)
05:48
Malpighian Tubules (IB Biology)
11:03
Levels of Organization (MS Science)
04:27
Excretion and Water Conservation (IB Biology)
04:13
Treatment of Kidney Failure (IB Biology)
05:57
Comparing Blood in Renal Arteries and Veins (IB Biology)
03:32
Osmoconformers and Osmoregulators (IB Biology)
02:28
Nitrogenous Waste Products (IB Biology)
04:26
Use of Fluourescence in Muscles (IB Biology)
03:36
Structure of Muscle Fibers (IB Biology)
02:28
Movement in Joints (IB Biology)
06:48
Muscles and Crickets (IB Biology)
03:30
Pregnancy Test Kits (IB Biology)
06:25
Smallpox and Epidemiology (IB Biology)
04:22
Role of Antibodies (IB Biology)
11:46
Antigens and Allergies (IB Biology)
04:38
Treatments for Type I and Type II Diabetes (IB Biology 2014)
04:35
Reproductive Isolation (2016) IB Biology
05:52
Quadrat Sampling (2016) IB Biology
05:48
Mesocosms (2016)
02:47
Heterotrophic Plants and Algae (IB Biology)
08:08
Seisen Graduation Video 2016
11:46
The really real last message from mr lee