資訊推薦

• 75.在轉譯（translation）過程中，下列何種RNA帶有專一性之密碼得以轉譯為正確無誤的胺基酸？(A)rRNA(B)mRNA(C)tRNA(D)5S rRNA
• 72.自然界存在的胺基酸大部分是屬於何種組態（configuration）？(A)L-胺基酸(B)D-胺基酸(C)L-胺基酸及 D-胺基酸各半(D)因物種而不同
• 74.比較大腸桿菌的DNA聚合I和RNA聚合酶時，下列敘述何者錯誤？(A)RNA聚合酶在結構上是由比較多的次單位（subunit）所組成(B)鍊延長的方向皆是5’→3’(C)DNA聚合酶I需要引子（p
• 77.葡萄糖經由戊糖磷酸途徑（pentose phosphate pathway）氧化時，所需要的輔酶（coenzyme）形態是：(A)黃素腺嘌呤二核酸（FAD）(B)菸鹼醯腺胺嘌呤二核酸磷酸（NAD
• 76.下列何者為 Gluconeogenesis 之最終產物？(A)pyruvate(B)lactate(C)glucose(D)glycogen
• 78.Epinephrine是由下列那一種胺基酸合成而來？(A)Pro(B)Trp(C)Tyr(D)Arg
• 79.當ATP與核糖核酸還原（ribonucleotide reductase）結合時：(A)使酵素活化(B)使酵素失活(C)催化ATP→dATP(D)酵素活性不變
• 68.下列何者屬於Vitamin E？(A)β-carotene(B)ergosterol(C)menadine(D)α-tocopherol
• 1. CNS 規定之表面粗糙度 Ra 為(A)中心線平均粗糙度(B)十點平均粗糙度(C)最大表面粗糙度(D)四點平均粗糙度。
• 80.下列氧化還原酵素，其所催化之反應，何者不包含氧化脫羧作用（oxidative decarboxylation）？(A)lactate dehydrogenase(B)pyruvate dehyd
• 2.How does the immune system produce so many different antibodies?(A)vertebrates inherit millions of
• 4.During cellular respiration., pyruvate must be transported across(A) the cell membrane into interc
• 3.Which of the following is true for both prokaiyotic and eukaryotic gene expression?(A)after transc
• 5."Which of the following statements about nonspecific defenses is false?(A)they include inflam
• 6.Mitochondria and chloroplasts have double membranes because(A) their DNA is light-sensitive(B) the
• 8.A species concept defined by phenotypic characters is referred as(A) biological species concept(B)
• 12.Which of the following is an INCORRECT statement about plants?(A) they are sometimes referred to
• 9._ are generally characterized by sporophyte with vascular system and without seed production in li
• 11.A biodiversity hot spot is(A)a low species diversity in a small area (B) a low species diversity
• 14.An eutrophic lake is usually characterized by its(A) shallow water depth and high nutrient conten
• 16.Scientists think that some birds may find their way during migration by(A) imprinting on faint od
• 13.Which of the following responses that plants cope with water deficit is INCORRECT?K (A) reducing
• 15.Which of the following correctly matches an organelle with its function?(A) mitochondria — photos
• 17.The part of a neuron that carries nerve impulses toward the cell body is called(A) a nerve (B) wh
• 18.Nitrogen fixation is (A)using nitrogen to build molecules such as proteins and nucleic acids (B)c