system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Tyrosine deficiency causes ?
assistant
The correct answer is  Ans. is 'a' i.e., Depression Tyrosine deficiency causes hypothyroidism (lethargy, weight gain) as tyrosine is required for T3 & T4; depression (due to dopamine deficiency); albinism & hair hypopigmentation (due to deficiency of melanin); and stunted growth (as tyrosine is a component of proteins).