Video Sources 2 Views Report Error
Once Upon a Time… Life: 1x4
The Bone Marrow
Red blood cells, the body’s police force, are created in the bone marrow but sometimes, the factory breaks down and wayward policemen come out. Uh oh!
1 - 1The Planet Cell Sep. 13, 1987- 1 - 2Birth Sep. 20, 1987
- 1 - 3The Body Sentinels Sep. 27, 1987
- 1 - 4The Bone Marrow Oct. 04, 1987
- 1 - 5The Blood Oct. 11, 1987
- 1 - 6The Tiny Platelets Oct. 18, 1987
- 1 - 7The Heart Oct. 25, 1987
- 1 - 8Breathing Nov. 01, 1987
- 1 - 9The Brain Nov. 08, 1987
- 1 - 10The Neurones Nov. 15, 1987
- 1 - 11The Eye Nov. 22, 1987
- 1 - 12The Ear Nov. 29, 1987
- 1 - 13The Skin Dec. 06, 1987
- 1 - 14The Mouth and the Teeth Dec. 13, 1987
- 1 - 15The Digestion Dec. 20, 1987
- 1 - 16The Liver Factory Dec. 27, 1987
- 1 - 17The Kidneys Jan. 03, 1988
- 1 - 18The Lymphatic System Jan. 10, 1988
- 1 - 19The Bones and the Skeleton Jan. 17, 1988
- 1 - 20The Muscles and the Fat Jan. 24, 1988
- 1 - 21Toxin Wars Jan. 31, 1988
- 1 - 22The Vaccination Feb. 07, 1988
- 1 - 23The Hormones Feb. 14, 1988
- 1 - 24The Chain Of Life Feb. 21, 1988
- 1 - 25Repairs and Changes Feb. 28, 1988
- 1 - 26And life goes on... Mar. 13, 1988
