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43 最後 decay 至那一個穩定的核種? (A)(B)(C)(D)

73 若核醫攝影機之準直儀孔壁變薄,將會造成下列何種影響? (A)會有更多的散射輻射穿越準直儀而改進解析度 (B)會因此增加準直儀孔的佔空係數,進而改進影像的對比度 (C)會有更多的散射輻射穿越準直儀而降低影像的對比度 (D)會減少準直儀的鉛厚度,進而降低攝影機的效率

70 天然放射性核種 222Rn 為那一種核種衰變後之子核種? (A)235U (B) 238U (C) 232Th (D) 241Pu

44. Seeds for desert plants often germinate once abscisic acid is washed away from the seed by water. In this scenario, abscisic acid is acting as a/an (A) hormone that stimulates cell expansion. (B) germination-inhibiting compound. (C) suspensor. (D) hormone to induce the release of sugars from stored starch in the endosperm.

45. The influenza virus is typical of many animal viruses in that is has an envelope composed of lipids and glycoproteins. Which of the following statements about the envelope is ACCURATE? (A) The envelope glycoproteins are encoded by genes found in the host genome. (B) The envelope is inside the capsid. (C) The envelope is obtained from the host cell when the virus buds from the plasma membrane. (D) The envelope is obtained from the host cell upon entry into the cell.

53. 某國目前總失業人口為 60 萬人,其中 15 萬人因畢業後正在尋找工作、20 萬人因產業自動化而失業、25 萬人因景氣衰退、企業裁員而失業,下列何者正確?(A) 摩擦性失業最多,顯示經濟景氣不佳(B) 結構性失業與景氣循環無關(C) 循環性失業通常發生於景氣繁榮時期(D) 摩擦性失業代表勞工技能與產業需求不匹配