問題詳情
17.如圖,兩個去皮且挖洞的馬鈴薯,未煮過的放在甲組,有煮過的放在乙組,都在洞中盛裝20%蔗糖溶液,並分别置於裝有蒸餾水的容器中。經一段時間後,只在乙組的蒸餾水内明顯測到蔗糖。此兩組有差異的最可能原因是乙組馬鈴薯細胞的下列哪一構造失去功能所造成?
(A)細胞膜
(B)細胞核
(C)粒線體
(D)葉綠體。
參考答案
無參考答案
內容推薦
- 編號1到5的五支試管分別為不同的實驗裝置,每支試管皆裝有等量的水,如下圈所示。若要研究「根的有無」和「蒸散作用的速率」之關係,下列何種組合可作為此實驗設計的實驗組與對照組? (A)編號1和2(B
- 如圖所示,甲、乙為一臺複式顯微鏡上兩種不同倍率的物鏡。使用此顯微鏡觀察口腔皮膜細胞,按照使用顯微鏡的標準步默依序開始操作,有關物鏡的轉換及視野亮度的變化,下列敘迹何者最合理? (A)先用甲再轉換
- 下列有關食物中養分的敘述,何者正確?(A)礦物質能提供能量(B)缺乏維生素A,易造成骨質疏騷症(C)缺乏鐵質易造成白血病(D)缺乏維生素C,易造成牙齦出血。
- 使用複式顯微鏡觀察已染色的人體血液玻片標本,視野下清晰地看到許多紅血球,卻看不到白血球,如圖所示。已知白血球比紅血球大,則需再利用下列哪一步聚,才最可能觀察到白血球? (A)移動玻片(B)放
- 用複式額微鏡觀察洋蔥表皮細胞和蘑菇的菌絲細胞(無法行光合作用之生物)並比較這兩種細胞的構造。下列敘述何者正確?(A)兩者皆具有細胞壁及葉綠體(B)兩者皆不具有細胞壁及葉綠體(C)兩者皆具有細胞壁
- 下列何組的食物中含較高比例蛋白質?(A)番薯、芋頭(B)豆腐、優酪乳(C)青菜、麵條(D)豬油、香蕉。
- 小新要研究蠶結蘭的現象,列出了甲、乙、丙、丁四個敘述,如表所示。若依上述探討生物現象的步縣,有關甲、乙、丙,丁分别屬於哪一步驗的判斷,下列何者正確? (A)甲為提出問題,丙為觀察(B)甲為觀察,丁
- 【題組】Which of the following statement is true?(A)The cake is baked for 45 minutes.(B)The cocoa es
- 【題組】According to the passage, what made Eric change his attitude (態度) toward people?(A)The exper
- 【題組】Eric went to the nursing home because ________.(A)he prepared some shows for the children th
內容推薦
- 【題組】20外觀上可由哪個構造區分動物細胞或植物細胞?(A)庚(B)甲(C)戊(D)己。
- Monolingualism is one sign that a nation suffers from ________.(A) parochialism(B) geocentrism(C)
- For years, the two countries have been in perfect ___ and have never fought with each other for n
- The numbers of tigers around the world has been dropping； in other words, they are in danger of b
- We had better have a first-aid kit because scientists still have difficulty ___ when a great eart
- According to a recent study on how the brain works in the aging process, people’s memories ___ to
- In Taiwan, many people are ___ about the number “eight,” which may bring about many good things t
- A ___ about long-haired spirits has been passed down to Thao children from generation to generati
- After a three-day ___ fight at the bottom of Sun Moon Lake, a Thao hero Numa made peace with the
- The roof of the house was sharply damaged by the fierce storm； as a result, it needs to be fixed
- To avoid cultural misunderstandings, the young traveler asked the travel agency for advice befor
- Although people throughout the world use body language to communicate, the meanings of the same
- When it comes to basketball, there are many influential persons in “1996 NBA draft” such as Nash
- Released on Oct. 30 2016, Before the Flood asks the world’s leaders to engineer a war on the ris
- Edward Scissorhands, directed by Tim Burton and starring Johnny Depp, associates romance with co
- As a student in the first year of senior high, I’ve been busy being engaged in a variety of acti
- 【題組】(A) other(B) another(C) the other(D) some
- 【題組】(A) until(B) if(C) while(D) unless
- 【題組】(A) for(B) of(C) with(D) to
- 【題組】(A) in great importance(B) of great importance(C) in little importance(D) of little importan
- 【題組】(A) traditional(B) environmental(C) liberal(D) sufficient
- 【題組】(A) To begin with(B) However(C) For another(D) Moreover
- 【題組】(A) when(B) where(C) who(D) which
- 【題組】(A) Once(B) Before(C) In spite of(D) Because of
- 【題組】(A) pay(B) paid(C) paying(D) to pay