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• 8. All of the amino acids EXCEPT________have both free o-amino and free a-carboxyl groups.(A)asparti
• 9. The amino acid with a side-chain pKa near neutrality and which therefore plays an important role
• 10. Ninhydrin has all these properties EXCEPT:(A)It reacts with an amino acid by oxidatively deamina
• 11. Proteins with two different polypeptide chains are:(A) monomeric proteins.(B) trimeric proteins.
• 12. Fibrous proteins, such as collagen, have which one of the following properties?(A)Highly soluble
• 13. Molecules of a given protein have all EXCEPT:(A) fixed amino acid composition.(B) a defined amin
• 14. A protein's particular conformations are all EXCEPT:(A)The overall three-dimentional archit
• 15. Why should the core of most globular and membrane proteins consist almost entirely of a-helix an
• 16. All are structural and functional advantages to quaternary structure EXCEPT:(A)cooperativity.(B)
• 17. How do catalysts work to accelerate a chemical reaction?(A) They raise the average energy of the
• 18. All are true for kcat EXCEPT :(A) referred to as the molecular activity of the enzyme.(B) called
• 19. The enzyme-catal yzed reaction rate will be increased if the energy level of ES can be increased
• 20. The good transition state analog is one which would serve also as an effective:(A)competitive in
• 21. All are true for low-barrier hydrogen bonds EXCEPT:(A)The hydrogen is centered between the two h
• 22. The mechanism of chymotrypsin involves which of the following elements?(A)deprotonation of an ac
• 23. Which statement below about contrasting Hb and Mb is FALSE?(A)Hb shows sigmoidal, whereas Mb sho
• 1.下列C語言程式執行後,輸出顯示為何?(10%)
• 【題組】43.小明全家共11人都是耳垂分離。若已知耳垂分離為顯性，以A代表，請問王父和王母基因型應該是下列何者?(A)AAAA (B)AAAa (C)AaAa (D)以上皆可能
• 【題組】44.除外祖父舌頭不捲(基因型為bb)外，小明和其他親人舌頭都會捲。若小明堅持要和表妹完婚，則二人的孩子舌頭不捲的機率最高為多少? (A)1/2 (B)1/4 (C)0 (D)1
• 【題組】45.若小明堂妹拇指會彎(d表示)，但小明和其他家人皆不彎(D表示)。則下列何者錯誤? (A)叔叔嬸嬸基因組合必為DdDd (B)祖父母其中至少有一人擁有d基因 (C)王父可能是DD或Dd (
• 【題組】46.小明兄妹，六有酒窩、二沒酒窩，而王父有酒窩、王母沒酒窩。已知酒窩相對於沒酒窩為顯性，請問小明有酒窩機率為何? (A)3/4 (B)1/4 (C)1/2 (D)資料不足
• 【題組】47.小明有六姊妹、二哥哥。請問每胎生男生女機率比為何? (A)1：1 (B)1：2 (C)2：1 (D)不一定
• (六)孟德爾碗豆雜交實驗，確立單對基因移轉法則，有關他的實驗過程。回答48-50題 (F1：第一子代，F2：第二子代)【題組】48.他將高莖豌豆和矮莖豌豆雜交後，產生F1是高莖機率為100％，若由F1
• 【題組】49.若高莖(T)對矮莖(t)為顯性，則F1的花粉內控制高矮莖的基因為何? (A)T (B)t (C)Tt (D)有T、t二種
• 【題組】50.若子代(F2)性狀接近理論值，則應如何改進? (A)由子代中選取兩株高莖豌豆種作雜交實驗 (B)改選其他性狀，如：花色觀察較準確 (C)收集更多子代數據，如600株較接近 (D)以上皆可