【单选题】多糖为带有10个以上糖单位的聚合物,找出下列的多糖( )
【判断题】单糖是不能再被水解为更小糖单位的糖,重要的单糖有葡萄糖、果糖和乳糖。
【简答题】透明质酸的二糖单位是( ) A.N-乙酰半乳糖胺 B.半乳糖 C.N-乙酰葡萄糖胺 D.葡糖醛酸
【单选题】语法作业1强调句 2.It was__ he said__ disappointed me.
【简答题】Fill in the blanks with the correct words.(20 points, 2 points for each) The final bell at school finally rang. I saw Jonathan 1 down the halls like he was in a hurry to get somewhere. It was three fo...
【简答题】单糖是糖的最基本组成单位,主要有 ( ) 、果糖和半乳糖。