單項(xiàng)選擇題L-(-)-葡萄糖手性碳的絕對(duì)構(gòu)型是()

A.2R,3S,4R,5R
B.2S,3S,4R,5R
C.2S,3R,4S,5S
D.2S,3R,4R,5S


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1.單項(xiàng)選擇題D-(+)-葡萄糖手性碳的絕對(duì)構(gòu)型是()

A.2R,3S,4R,5R
B.2S,3S,4R,5R
C.2S,3R,4S,5S
D.2S,3R,4R,5S

2.單項(xiàng)選擇題ω-3系的十八碳人體必需脂肪酸是()

A.軟脂酸
B.油酸
C.亞油酸
D.亞麻酸