alleryसूर्यप्रकाशातील अतिनील किरणांच्या संपर्कात आल्यावर त्वचेच्या पेशींमध्ये कोणत्या व्हिटॅमिनचे संश्लेषण होते?
Aव्हिटॅमिन D
Bव्हिटॅमिन A
Cव्हिटॅमिन E
Dव्हिटॅमिन C
Answer & Solution
Correct answer: A. व्हिटॅमिन D
सूर्यप्रकाशातील अतिनील B (UVB) किरणे त्वचेच्या बाह्यत्वचेच्या थरांमध्ये व्हिटॅमिन D चे प्रकाशरासायनिक संश्लेषण सुरू करतात.
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