Which vitamin is primarily responsible for the synthesis of retinoic acid, a derivative that plays a crucial role in cell differentiation and growth?

A Vitamin A ✓
B Vitamin D
C Vitamin E
D Vitamin K

Explanation

Vitamin A is essential for the synthesis of retinoic acid, which is involved in cell differentiation and growth, particularly in the development of epithelial cells.

Mnemonic

A for Acid, A for Differentiation

Source

Biochemistry textbooks
Vitamins Nutrition Fat-Soluble Vitamins Medium NURSING Confidence: high