Origins of Vitamin D
The journey of vitamin D traces back billions of years, with evidence suggesting its existence as far as 1.2 billion years ago. Initially produced by phytoplankton, vitamin D served a protective role for DNA and proteins against UVB radiation before evolving to support functions like calcium absorption. As water-dwelling species transitioned to land, they faced new challenges, including gravity, which would shape the evolutionary significance of vitamin D further.In this clip
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Ep 113 Vitamin D: The D stands for drama
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