【名词&注释】
亚油酸(linoleic acid)、蛋氨酸(methionine)、需要量(requirement)、脂肪肝(fatty liver)、亮氨酸(leucine)、卵磷脂(lecithin)、色氨酸(tryptophan)、基础能量消耗(basal energy expenditure)、总能量消耗(total energy expenditure)
[单选题]基础能量消耗(basal energy expenditure)约占全天总能量消耗(total energy expenditure)的
A. 20%~30%
B. 30%~40%
C. 40%~50%
D. 60%~70%
E. 80%~90%