題庫堂
檢索
題庫堂
首頁
數學
英文學習
政治學
統計學
經濟學
藥理學
中醫藥物學
財政學
法學知識
公共行政
警察學
BI規劃師
財務管理
公共衛生學
工程經濟學
電力電子學
當前位置:
首頁
9.( )下列 4 種有機物:其中可用於合成結構簡式為的高分子材料之正確組合為何? (A)①③④ (B)①②③ (C)①②④ (D)②③④ (E)以上皆非。
問題詳情
9.( )下列 4 種有機物:
其中可用於合成結構簡式為
的高分子材料之正確組合為何?
(A)①③④
(B)①②③
(C)①②④
(D)②③④
(E)以上皆非。
參考答案
答案:D
統計:A:0,B:1,C:0,D:1,E:0
難度:計算中
上一篇 :
20.Which of the following process is different in mitosis and meiosis? (A) Cell division, (B) DNA re
下一篇 :
2.Which of the following statements concerning protein structures is correct? (A)Protein functions a
資訊推薦
3.Which of the following statements concerning the differentiation of a prokaryotic cell and a eukar
4.Which of the following statements concerning endomembrane system is correct? (A)The endomembrane s
5.Which of the following factors does not affect enzyme activity in cellular metabolism? (A)Free- en
6.Which of the following statements concerning fermentation is correct? (A)Fermentation is an import
63. 合成纖維衣料,用熨斗燙出摺痕,可保持不消失,因其具有:(A)熱可塑性(B)易乾性(C)撥水性(D)遇熱熔解性。
7.Which of the following statements concerning photosynthesis is correct? (A)Upon photon excitation,
64. 下列那一種纖維不會燃燒?(A)醋酸纖維(B)羊毛(C)尼龍(D)玻璃纖維。
65. 下列纖維何者具有熱可塑性?(A)麻(B)尼龍(C)羊毛(D)棉。
66. 尼龍(NYLON)是屬於(A)合成纖維(B)礦物纖維(C)半合成纖維(D)再生纖維。
67. 照明控制可以達到節能與省電費的好處,下列何種方法最適合一般住宅社區兼顧節能、經濟性與實際照明需求? (A)走廊 與地下停車場選用紅外線感應控制電燈(B)全面調低照明需求(C)晚上關閉所有公共
68. 肘線之代號為:(A)E.L.(B)K.L. (C)H.L. (D)W. L.
69. 下列哪一個圖形是下圖裙型的平面圖?(A)(B)(C)(D)
8.What is the sequence of action for a protein hormone on its target cells? (A)Hormone -> intracellu
9.Which of the following statements concerning eukaryotic cell cycle control is correct? (A)Cell cyc
10.Homologous chromosomes move toward opposite poles of a dividing cell during (A)meiosis I. (B)mei
11.What is the source of the extra chromosome 21 in an individual with Down syndrome? (A)Deletion in
12.Which of the following sex determination systems is for bees and ants? (A)The X-Y system (B) The
13.Which of the following is a potent inducer of vasodilation? (A)Endothelin (B) Nitric oxide (NO) (
14.In cats, black fur color is caused by an X-linked allele; the other allele at this locus causes o
15.DNA methylation is an example of (A)genetic mutation. (B) epigenetic modification. (C)in vitro mu
16.Most repressor proteins are allosteric. Which of the following binds with the repressor to alter
17.Influenza viruses are (A)double-stranded DNA viruses. (B) single-stranded DNA viruses. (C)double-
18.Which of the following techniques allows researchers to measure the expression of thousands of ge
19.The human genome contains about 20000 genes. However; there is evidence that human cells produce
20.Which of the following observations is not helpful for the inference of natural selection? (A)Mem