89 Which of the following nonessential amino acids are synthesized from essential amino acids?
(A) Glutamate and proline
(B) Glutamate and phenylalanine
(C) Tyrosine and cysteine
(D) Cysteine and proline
(E) Methionine and proline

85. If glucose labeled with 14C in C-1 were fed to yeast carrying out the ethanol fermentation, where would the 14C label be in the products? (A) In C-1 of ethanol and CO2 (B) In C-1 ofethanol only (C) In C-2 (methyl group) of ethanol only (D) In C-2 of ethanol and CO2 (E) In COz only

86. Which of the following statements concerning the B oxidation of fatty acids is true? (A) About 1,200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. (B) One FADH2 and two NADH are produced for each acetyl-CoA. (C) The free fatty acid must be carboxylated in the B position by a biotin-dependent reaction before the process of B oxidation commences. (D) The free fatty acid must be converted to a thioester before the process of B oxidation commences. (E) Two NADH are produced for each acetyl-CoA.

87. Which one of the following statements about the reverse transcriptases of retroviruses and the RNA replicases of other single-stranded RNA viruses, such as R17 and influenza virus, is correct? (A) Both enzymes can synthesize either RNA or DNA from an RNA template strand. (B) Both enzymes can utilize DNA in addition to RNA as a template strand. (C) Both enzymes carry the specificity for the RNA of their own virus. (D) Both enzymes have error rates similar to those of cellular RNA polymerases. (E) Both enzymes require host-encoded subunits for their replication function.

88 Ubiquitin-mediated protein degradation is a complex process, and many of the signals remain unknown. One known signal involves recognition of amino acids in a processed protein that are either stabilizing (Ala, Gly, Met, Ser, etc.) or destabilizing (Arg, Asp, Leu, Lys, Phe, etc.), and are located (A) a helix-turn-helix motif in the protein. (B) a lysine-containing target sequence in the protein. (C) the amino-terminus of the protein. (D) a zinc finger structure in the protein. (E) the carboxy-terminus of the protein.

90. Which of the following statements about drugs and inhibitors is TRUE? (A) Caffeine overdose can prevent sleep because it acts on adenine receptor. (B) Viagra is used to treat erectile dysfunction because it acts by increasing NO level. (C) Botulinum toxin is used to diminish facial glabellar lines because it acts by blocking voltage-gated Na+channel. (D) Lovastatin is used for lowering cholesterol because it acts by decreasing low-density lipoprotein level. (E) Aspirin is used to treat pain and fever because it acts reversibly by suppressing the cyclooxy genase.

42.Which of the following statement about the structure of sarcomeres in relaxed and contracted muscles is false? (A) The I bands form the borders of each sarcomere. (B) The A bands represent thick filaments. (C) The thin filaments are within the I bands and extend into the A bands. (D) In the contracted muscle, the I bands and H bands become shorter. (E) In the contracted muscle, the Z lines have moved closer together.

1.聞消防車、救護車、警備車、工程救險車、毒性化學物質災害事故應變車之警號，不立即避讓者，除處汽車駕駛人新臺幣三千六百元罰鍰之外，並處何種處罰？(A)吊銷駕 駛執照(B)吊扣駕駛執照一年(C)吊扣駕駛執照一個月(D)應接受道路交通安全講習。

2.汽車駕駛人停車時，有併排停車之情事者，處汽車駕駛人新臺幣 (A)600 元(B)1,200 元 (C)2,400 元 (D)3,600 元 罰鍰。

3.於身心障礙專用停車位違規停車者： (A)吊扣牌照 (B)罰鍰 600~1,200 元 (C)註銷牌 照 (D)吊銷牌照 。

4.汽車駕駛人駕駛汽車肇事，無人受傷或死亡而未依規定處置且逃逸者，除處罰鍰外， 並：(A)吊扣駕駛執照 (B)註銷駕駛執照 (C)查扣其汽車 (D)以上皆是。