This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins and Amino Acids, Subject name: Biochemistry
[{'content': 'First protein to be broken down for energy in prolonged starvation is from- \nSelect and explain. \nA. Skeletal muscle, B. Smooth muscles, C. Kidney, D. Liver', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Skeletal muscle o Proteins are degraded in Skeletal muscles to liberate amino acids which are utilized for gluconeogenesis.", 'role': 'assistant'}]