資訊推薦

• 19. MPF (maturation-promoting factor) turns itself off by(A) activating an enzyme that dissociates c
• 21. A harmless fly has yellow and black stripes on its abdomen like a wasp’s. This is an example of(
• 23. How are the action potentials of pacemaker cells spread to other cardiac cells?(A) via cardiac i
• 22. Living in a group confers what advantage on an animal?(A) access to mate (B) increased ability t
• 20. The plasma cell is specialized for the production and secretion of antibodies, and thus contains
• 27. Why do the kidney’s activities require large amounts of energy?(A) Filtration requires high bloo
• 29. Birds are like their reptile ancestors, but their bodies are highly modified for flight. Which o
• 28. Hypophosphatemia is inherited as an X-linked dominant. A woman without hypophosphatemia and a ma
• 32. Where is the attachment site for RNA polymerase?(A) operator region (B) initiation region(C) str
• 30. All of the following are reasons why gas exchange is more difficult for aquatic animals than it
• 31. Which of the following is an example of polygenic inheritance?(A) skin pigmentation in humans (B
• 24. The percentage of the human genome that encodes proteins is approximately(A) 90 %. (B) 70 %. (C)
• 33. Gene flow is a concept best used to describe an exchange between(A) individuals. (B) chromosomes
• 3.某個作用於剛體(rigid body)的力 ，該力對於作用點 O 的位置向量(position vector)是 ， 與 的夾角是θ ，點 O 至該力向量的垂直距離是 d，下列何者為錯誤的力矩(m
• 35. The primary role of oxygen in respiration is to(A) combine with carbon, forming CO2.(B) catalyze
• 25. The nuclear envelope breaks down at the end of(A) S phase. (B) G2 phase. (C) prophase. (D) metap
• 38. Which of the following substances is incorrectly matched with its producer?(A) aldosterone--kidn
• 36. A long-day plant will flower if(A) it is kept in continuous far-red light.(B) the duration of co
• 39. Which of the following may explain genomic imprinting?(A) post-translational modification of pro
• 40. The repeated use of insecticides may lead to the evolution of insecticide resistance in insects.
• 34. Differentiation of teeth is greatest in(A) reptiles. (B) mammals. (C) bony fishes. (D) sharks. (
• 42. Archaeopteryx(A) was a transitional form between birds and mammals.(B) had feathers and had no t
• 43. Genetic variation is the result of all but(A) the role of environment in controlling genetic exp
• 41. Biomes are(A) recognized on the basis of the dominant animal life.(B) all of the populations of
• 37. The first plants arose during the __________ era.(A) Cenozoic (B) Mesozoic (C) Paleozoic (D) Pre