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• 12.What is an example of exaptation?(A) Some insects do not develop wings when resources are plentif
• 13. The largest group of prokaryotes is the ________, which obtain both energy and carbon from _____
• 14. Evidence for similarities between Archaea and Eukarya includes the(A) absence of introns from ge
• 15. ________ are toxic proteins secreted by pathogenic bacteria, and ________ are toxic components o
• 16. Plasmodium, the organism that causes malaria, is a(n)(A) amoeba. (B) stramenopile. (C) ciliate.
• 61.下列ACE抑制劑的作用，何者不需經過bioactivation？(A)enalapril (B)fosinopril (C)perindopril (D)lisinopril
• 17. Which option correctly represents the most likely sequence of the evolution of plants, from earl
• 18. Which structure is found in angiosperms but not gymnosperms?(A) root (B) spores (C) seeds (D) ov
• 19. Most familiar types of fungi including mushrooms, puffballs, and shelf fungi are examples of(A)
• 20. The function of the sphincter between the stomach and small intestine is to(A) retain chyme in t
• 21. Which hormone is produced by adipose cells and helps to control appetite?(A) insulin (B) bile (C
• 22. Which statement regarding breathing and circulation in insects is false?(A) Insects lose very li
• 23. What part of the human brain contains control centers that establish a breathing rhythm?(A) midb
• 24. Which statement about mammalian circulatory systems is false?(A) The pulmonary circuit carries b
• 25. In mammals, blood returning from the head will pass through the ________ just before entering th
• 26. During ventricular systole, the semilunar valves ________ and the AV valves ________.(A) open； o
• 27. Which of the following cells are phagocytes?(A) monocytes and neutrophils(B) basophils and eosin
• 28. Which is the correct order of steps taken by B and T cells to defend against infection in body f
• 29. Clonal selection(A) determines the pool of mature leukocytes that will be stimulated by macropha
• 30. Complement proteins can do all of these functions except(A) enhance phagocytosis by innate immun
• 31. What is passive immunity dependent upon?(A) a person's own immune system producing antibodi
• 32. What is the advantage of excreting nitrogenous waste in the form of ammonia?(A) Ammonia is less
• 33. Which option correctly lists the structures in the kidney in the order in which fluid flows thro
• 34. Where along the nephron is glucose reabsorbed from the filtrate back into the blood?(A) distal t
• 35. What is the function of antidiuretic hormone?(A) to increase urination(B) to increase water reab