問題詳情
17.有關醣類的敘述，下列何者正確？
(A)葡萄糖在水中主要以直鏈結構存在的比例較高
(B)澱粉是以β－葡萄糖分子聚合而成
(C)一個蔗糖分子中有6個－OH
(D)果糖的甜度比蔗糖高
(E)纖維素可被人體消化分解。
(A)葡萄糖在水中主要以直鏈結構存在的比例較高
(B)澱粉是以β－葡萄糖分子聚合而成
(C)一個蔗糖分子中有6個－OH
(D)果糖的甜度比蔗糖高
(E)纖維素可被人體消化分解。
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- 有關醣類的敘述，下列何者錯誤？ (A)葡萄糖及果糖均為單醣 (B)纖維素是醣類的聚合物 (C)澱粉與纖維素均屬多醣，兩者均可被人體消化吸收 (D)麥芽糖為雙醣，由兩分子的葡萄糖脫去1 分子的水所形
- 下列何組均屬於雙醣？ (A)葡萄糖、蔗糖 (B)果糖、澱粉 (C)纖維素、乳糖 (D)蔗糖、麥芽糖。
- 參考附圖，下列哪項敘述正確？ (A)金屬X電極是正極 (B)銅在活性順序的位置高於金屬X (C)銅電極的質量減少 (D)金屬X電極的質量減少
- 【題組】關於物質的敘述何者正確？ (A)水會電解生氫氣、氧氣，所以不是純物質 (B)混合物仍會具有組成成分物質的特性 (C)純物質不能再以化學方法使其成分分離 (D)純物質甲受熱分解生乙物及丙氣，
- 下列哪一種鹼基不會出現在DNA 中？ (A)腺嘌呤 (B)尿嘧啶 (C)鳥糞嘌呤 (D)胞嘧啶。
- _______是無色液體，市售去光水即是這種成份，可溶解指甲油。
- 有關醣類性質的敘述，下列何者正確？ (A)纖維素和肝糖完全水解後產生葡萄糖 (B)澱粉水溶液與碘溶液反應顯現黃色反應 (C)乳糖是由兩分子半乳糖所構成 (D)兩個單醣反應生成雙醣時，所生成的小分
- The dog is barking at me angrily, and I’m afraid ______ it. (A) that I may bite (B) to bite by
- 0To protect the camera away from____, I keep it in a special box, which makes the equipment dry.(
- 澱粉在適當條件下可被水解成何種醣類？ (A)果糖 (B)乳糖 (C)蔗糖 (D)葡萄糖。
內容推薦
- 0It truly____ for students to have to go to school during summer vacation.(A) goes against the gr
- 【題組】17 (A) took off(B) dropped out(C) gave in(D) fell behind
- 【題組】附圖為宇宙間兩個星系某元素的光譜譜線與地球上同一元素的光譜譜線之比較。根據哈 伯定律及光的都卜勒效應，下列敘述何者正確 ?(應選三項 )(A)甲星系離地球較近 [臺 中 二 中 ](B
- 【題組】37 The word “potency” in the second paragraph is closest in meaning with___ .(A) attraction(B) d
- 【題組】18 (A) it(B) when(C) which(D) that
- 0It was a new form of____and nobody knew how it would affect humans.(A) feather(B) hydrogen(C) fl
- 【題組】He is one of the most creative and in ___ engineers nowadays. Many of his inventions have bee
- 【題組】38 Based on this article, we can infer that ___ .(A) few modern people are interested in getting
- 【題組】19 (A) Since(B) As (C) While(D) Until
- Drinking a little wine before bedtime helps your blood____ better through your body.(A) circulat
- 【題組】某元素X所形成的五種氣體化合物，在常溫常壓時，每5升的重量及其中所含X的重量百分比如下表。（常溫常壓下，任何氣體1莫耳體積=5升）基於原子學說的模型及本實驗的結果，X的原子量有
- 【題組】39 According to Professor Cindy Hazan,___ .(A) dopamine, oxytocin and phenylethylamine may work
- 【題組】20 (A) in general(B) for instance (C) by contrast(D) on average
- 綜合測驗：11-30題，每題1分，共15分第11~15為題組 Glove puppetry has long been an important part of Taiwanese cultur
- 【題組】Do not take the news reports too seriously. The facts tend to be incredibly ex ___ by reporte
- 【題組】40 The last paragraph shows the readers that ___ .(A) there are difference between true love and
- 第21~25為題組 Shakespeare did not think up the plot of Romeo and Juliet. He borrowed it. What’s more, he
- 【題組】12 (A) excessively(B) undesirably(C) desperately(D) extremely
- 【題組】Keep your office looking tidy all the time, p ly your desk. Your supervisor cares about all t
- 第41~45為題組 A sonnet is a poem that is almost invariably made up of fourteen lines. In the English or
- 【題組】22 (A) which(B) when(C) that(D) while
- 【題組】13 (A) one of them(B) one of those(C) one of which(D) and one of which
- 篇章結構：每題1分，共4分 InAsia, speaking up and having a different opinion are usually notencouraged in the
- 【題組】A co___ is when two or more similar or related events occur at the same time by chance and wi
- 【題組】23 (A) produces(B) puts(C) spreads(D) covers