Different sources of protein provide varying levels of amino acids, and animal proteins rank higher in protein quality. What is the recommended minimum protein intake for sedentary, generally healthy adults?
a) 0.5 g of protein per kg of body mass
b) 1.0 g of protein per kg of body mass
c) 2.5 g of protein per kg of body mass
d) 0.8 g of protein per kg of body mass