This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Which among the following is having the maximum biological value? 
Select and explain. 
A. Egg, B. Milk, C. Soybean, D. Pulses
A: Egg
Answer: A: Egg 
Explanation: Biological Value (BV) of Protein It is the ratio between the amount of nitrogen retained and nitrogen absorbed during a specific interval. BV= Retained nitrogen x 100/Absorbed nitrogen Source of protein Biological Value Egg 90 Milk 84 Meat 80 Fish 85 Rice 64 Wheat 58 Bengal gram 58 Groundnut 54 Soybean 64 Ref: Textbook of Biochemistry for Medical Students By Dm Vasudevan, 2010, Page 438-439.