資訊推薦

• 複選題13. 許多植物對病原體的危害具有反擊的自我保護能力，下列關於植物防禦機制之敘 述，何者正確？ (A) 具有辨識病原體激發子(elicitor)的免疫防禦機制稱為 PAMP-激活免疫 (PAMP
• 複選題14. 下列有關平臥地面的植物根之向地性敘述，何者正確？ (A) 對地心引力敏感的部位是根冠細胞 (B) 無平衡石的突變株根部仍具有向地性能力，但是對地心引力的感應較野生型為緩慢 (C) 感應地
• 複選題15. 下列有關植物氣孔開閉的敘述，何者正確？ (A) 保衛細胞中鉀離子濃度顯著提高，造成氣孔關閉 (B) 葉部組織二氧化碳濃度上升時，會促使氣孔關閉 (C) 保衛細胞中離層素(ABA)增加，造
• 複選題16. 作物學家擬研究甘薯、水稻與甘蔗之生產力與二氧化碳濃度(350~1000 ppm)之關 係，下列預期結果的相關敘述，何者正確？ (A) 在目前大氣的二氧化碳濃度下，甘薯塊根的生產力遠低於水
• 複選題17. 下列有關不定根(adventitious root)的敘述，何者正確？ (A) 僅出現在莖節處 (B) 可被植物生長素所誘發 (C) 自然情況下，不會形成 (D) 其構造和功能，與典型的
• 複選題18. 下列有關根的周鞘(pericycle)之構造和功能，何者正確？ (A) 是位在皮層最內層的薄壁細胞 (B) 在單子葉植物中，可形成支根 (C) 在真雙子葉植物中，可形成支根和不定根 (D
• 複選題19. 下列有關各種「樹」的支撐構造敘述，何者正確？ (A) 筆筒樹的樹幹沒有次級生長，有環狀排列的維管束、實心的髓(薄壁組織)， 莖外圍有密實的不定根 (B) 鐵樹的樹幹有次級生長，有少量的木
• 2. Cell membranes are asymmetrical. Which of the following is a most likely explanation? (A) The cel
• 3. The primary role of oxygen in cellular respiration is to ___________. (A) yield energy in the fo
• 4. Carotenoids are often found in foods that are considered to have antioxidant properties in human
• 5. Independent assortment of chromosomes is a result of ________. (A) the random and independent way
• 6. Which of the following best describes siRNA? (A) a double-stranded RNA that is formed by cleavage
• 7. Why might the cricket genome have 11 times as many base pairs than that of fly, Drosophila melano
• 8. Over time, the movement of people on Earth has steadily increased. This has altered the course of
• 9. Which statement about bacterial cell walls is false? (A) Bacterial cell walls differ in molecular
• 10. CO2 enters the inner spaces of the leaf through the __________. (A) cuticle (B) epidermal tricho
• 11. Where and by which process are sperm cells formed in plants? (A) meiosis in pollen grains (B) me
• 12. Which of the following is true of bile salts? (A) They are enzymes. (B) They are manufactured by
• 13. Which of the following is a function of plasma proteins in humans? (A) maintenance of blood osmo
• 14. Clonal selection implies that _________. (A) brothers and sisters have similar immune responses
• 15. The body fluids of an osmoconformer would be __________with its _________ environment. (A) hyper
• 16. The divisions of the nervous system that have antagonistic actions, or opposing actions are ___
• 17. Cells move to new positions as an embryo establishes its three germ tissue layers during _______
• 18. Which of the following levels of organization is arranged in the correct sequence from most to l
• 19. A species of fish is found to require a certain water temperature, a particular oxygen content o