问题:赤霉病麦中毒的主要病原物质是脱氧雪腐镰刀菌烯醇。( )...
Friday, September 23, 2022
问题:高血压、高血脂及冠心病的营养防治均要求控制能量摄入。( ) ...
Friday, September 23, 2022
问题:儿童生长发育迟缓,食欲减退或有异食癖,最可能缺乏的营养素是( )。...
Friday, September 23, 2022
Tuesday, September 27, 2022
Friday, September 23, 2022
问题:下列维生素可构成视觉细胞内感光物质的有( )。 ...
Friday, September 23, 2022
Wednesday, September 21, 2022
Wednesday, September 21, 2022
Friday, September 23, 2022
Wednesday, September 21, 2022
Friday, September 23, 2022
问题:评价食物蛋白质利用率常用的指标包括( )。 A.蛋白质真消化率 B.蛋白质消化率 C.蛋白质功效比值 D.生物价 E.氨基酸评分...
Friday, January 13, 2023
问题:下列可作为肉鱼类食品腐败变质的化学指标有( )。...
Friday, September 23, 2022
Tuesday, September 27, 2022
Friday, September 23, 2022
Tuesday, September 27, 2022
问题:水俣病是由于长期摄入被( )污染的食物引起的中毒。A.甲基汞 B.砷 C.铅 D.金属汞...
Saturday, December 9, 2023
问题:为维持人体正常的生理功能,每日膳食必需脂肪酸的供能不应少于总能量摄入得( )。 ...
Friday, September 23, 2022
Tuesday, September 27, 2022
Tuesday, September 27, 2022