資訊推薦

• 19.將布林代數式F(W,X,Y,Z)=Σ(5,12,13,14,15)化簡之後，其 SOP(SumofProduct)最簡式為何？ (A) (B) (C) (D)
• 25. 圖(十六)為全球的降水季節分布示意 圖，可分成全年有雨、全年少雨、夏季降水為主、冬季降水為主等四大類 型，圖例中的甲、乙、丙、丁何者是夏季降水為主？(A)甲 (B)乙 (C)丙 (D)丁
• 2. What is the name given to the specific location of a gene on a chromosome? (A) operon (B) locus (
• 3. To replicate DNA, which of the following is NOT required? (A) DNA primer (B) DNA template (C) DNA
• 4. DNA polymerase IIl synthesizes the leading strand as a continuous strand. The lagging strands are
• 5. If adenine makes up 20% of the bases in a DNA helix, what percent of the bases is guanine? (A)20%
• 6. As the two strands of DNA are unraveled, an enzyme relieves the strain on the two strands. The en
• 7. Gel electrophoresis separates DNA fragments primarily on the basis of differences in their_______
• 8. Which of the following enzymes removes the primers used for DNA replication? (A) DNA polymerase I
• 9. Which of the following are removed from mRNAs during processing? (A) exons (B) noncoding sequence
• 10. Consider the following sequence:5'AUGGCUACAGAUAGCUGGGGCUGAAAAAAAAAAAAAAAA3'The given s
• 11. The \"central dogma\" for gene expression cannot describe which of the following phe
• 12. Which of the following factors recognizes the UAG, UAA, and UGA codons? (A) RNA polymerase (B) i
• 13. Which nucleic acid structure has its bases methylated after synthesis? (A) DNA (B) mRNA (C) tRNA
• 14. Which of the following is not required for both DNA replication and RNA transcription? (A) DNA (
• 15. Proximity-ligation assays are used to detect a specific (A) DNA. (B) RNA. (C) protein-protein in
• 16. Which method(s) can be used to functionally inactivate a gene without altering its sequence? (A)
• 17. Which of the following is not a mobile DNA element? (A) transposon (B) long terminal repeats (LT
• 18. Sorting of protein to mitochondria and chloroplasts is (A)co-translational. (B) post-translation
• 19. Open reading frame (ORF) analysis is not effective in identifying genes in higher eukaryotes bec
• 20. All of the following can be found in chromatin except (A) DNA. (B) histones. (C) RNA. (D) transc
• 21. Telomeres (A) consist of repetitive sequences with high G content. (B) are a few hundred base-pa
• 22. Which of the following sequential order for the secretory pathway is false? (A)Rough endoplasmic
• 23. Most eukaryotic genes are controlled at the level of (A) transcription initiation. (B) transcrip
• 24. An enhancer (A)is a protein that binds to RNA polymerase and stimulates transcription. (B) inter