資訊推薦

• 27. 如圖【4】所示電路，開關 S 在 t = 0 時閉合，假設電容在開關閉合前無任何儲能。求經過10−3秒(sec)時，電容兩端之瞬時電壓VC (t = 10−3 sec )值約為何？(A)19
• 2. Which of these enzymes is NOT directly involved in methy!-directed mismatch repair in E. coli? (A
• 3. In contrast to bacteria, eukaryotic chromosomes need multiple DNA replication origins because: (A
• 4. The function of the eukaryotic DNA replication factor PCNA (proliferating cell nuclear antigen) i
• 5. What two amino acids are required for the formation of dehydroxylysinonorleucine in collagen? (A)
• 6. What following statement is NOT a characteristic or function of RNAs? (A) Some RNAs can function
• 7. What following enzyme requires FAD as a coenzyme for its catalytic reaction? (A) Acyl-CoA dehydro
• 8. How docs glucose 6-phosphate turn on the activity of glycogen synthase? (A) Glucose 6-phosphate c
• 9. What following metabolite or product is NOT directly generated from the intermediates of the citr
• 14.將一顆增強型NMOS電晶體偏壓在飽和區且=3V，若其臨界電壓為1V，當下降到2V時，汲極電流大小會變為原電流的： (A)1\/2 (B)1\/3 (C)1\/4 (D)1\/5
• 27. 最穩定的自由基為 (A)(B)(C)(D)。
• 10. What following statement is NOT correct for glucose to stimulate insulin secretion in pancreatic
• 34. 國人常會以贈與或遺產繼承的 方式，將財富移轉給下一代， 政府會對此類行為課徵適當的稅賦。若小銘在某次報告中提出自己的觀點，並以表(二)內容加以佐證，則他的觀點最可能是要凸顯下列何項議題的重要性
• 28. 一RC並聯電路相接於ㄧ100V電壓源，其中R = 40Ω，電容抗為30Ω，求流出電源之電流 為何？ (A) 1A (B) 1.414A (C) 2A (D) 2.828A
• 29. 下列哪一種照明燈具較適於開啟次數頻繁之處？ (A)日光燈 (B)水銀燈 (C)霓虹燈 (D)白熾燈
• 30. 理想的電感器，當加上電壓的瞬間，其流過的電流為 (A)零 (B)無限大 (C)不定值 (D)由大變小
• 31. 一電感在頻率60Hz下之感抗為15Ω，若與R = 40Ω串聯，並連接110V, 120Hz之交流電壓 源，則此電路之功率因素為何？ (A) 0.6 (B) 0.75 (C) 0.8 (D) 0
• 32. 若電壓源為110V連接RLC串聯電路：R = 5Ω，L = 0.01 H，C = 100??，求串聯諧振頻率約為何？ (A) 159Hz (B) 140Hz (C) 120Hz (D) 110
• 33. 變壓器的鐵芯常採用矽鋼片疊製之主要原因為何？ (A)減少銅損 (B)有助於散熱 (C)降低機械損 (D)減少渦流損
• 34. 二線圈之自感值分別為2H、4H，而互感值為1H，則二線圈之耦合係數為何？ (A) (B) 1\/2 (C) (D) 1
• 35. 右列是甲國某學者針對該國現況所提出的看法。根據文中內容判斷，甲國就業市場受到影響的原因應是下列何者？(A)勞工願意接受更低的工資 (B)勞工願意盡速投入勞動市場 (C)勞工選擇就業的機會成本提
• 19.在一大氣壓、25℃時，下列關於0.10MNH3水溶液達到平衡時的 敘述，何者正確？(25℃時，之， H2O之，log1.3=0.11) (A)溶液中氫離子濃度為M (B)溶液的pOH＞3 (C)
• 11. The unfolding of a protein is called what ? (A) Denaturation (B) Dialysis (C) Oxidation (D) Rena
• 12. Prions are infectious proteins that: (A) are encoded by viruses. (B) cleave DNA at specific site
• 13. A hydropathy plot is used to: (A) Determine the water-solubility of a protein. (B) Deduce the wa