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shielie

铁虫 (初入文坛)

[求助] 生化计算题:已知食物每天的能量和人每天排的尿量,求蛋白质的利用率?

求助一道生物化学计算题:已知食物每天可产生1.2×104kJ能量,一体重70kg重的人每天排出脲27g,求他每天蛋白质供能的百分率(已知1.0g蛋白质产生23.4kJ能量和0.16脲)。
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here0009

银虫 (著名写手)

【答案】应助回帖

感谢参与,应助指数 +1
27/0.16*1*23.4=3948.75kJ
3948.75/12000=32.9%
Forthemoon
2楼2011-12-18 12:23:12
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