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Exam questionKROK 1Medicine ยท 2012

Vitamin A together with specific cytoreceptors penetrates through the nuclear membranes, induces transcription processes that stimulate growth and differentiation of cells. This biological function is realized by the following form of vitamin A:

Answer options

  1. Carotin
  2. Retinol
  3. Trans-retinal
  4. Trans-retinoic acid
  5. Cis-retinal
Correct answer

Trans-retinoic acid

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