本篇文章给同学们谈谈智慧上进生物答案18，以及智慧上进生物答案高三对应的知识点，希望对各位同学有所帮助，不要忘记分享给你的朋友哦！
本文目录一览：
智慧上进高三第一轮复习答案
Ⅰ. 1.kitchen 2. bathroom 3. landed 4. took 5. imagine 6. meaning 7. following 8. experience 9. shouted 10. accident
Ⅱ. 11. kidding 12. will happen 13. were, doing 14. is cleaning 15. sleeps, got 16. was shopping 17. doesn’t think 18. imagine 19. landed 20. surprise
Ⅲ. 21. While 22. While 23. when 24. When 25. while
Ⅳ. 26. B 27 .D 28. A 29. C 30. A 31. C 32. D
33 . A 34. C 35. A 36. B 37. B 38. B 39. A 40. C
Ⅴ. 41. While Mary was shopping, the alien entered the supermarket.
42. The alien was looking at the souvenirs when the shop assistant called the police.
43. The girl was so frightened that she couldn’t move when seeing the wolf.
44. She was surprised to see the UFO in the daytime.
45. looked on 46. happened to Tom 47. Why not give 48. What were, doing 49. didn’t find, anywhere 50. Where was
Ⅵ. 51. started 52. worked 53. so 54. still 55. talk
56. driver 57. easy 58. help 59. after 60. sleep
Ⅶ. A 61. B 62 .C 63 .A 64 .C 65. D
B 66. UFOs 67. No, it isn’t. 68. One large and six smaller objects.
69. No, it wasn’t .
[img]高一生物，第18题，为啥是B...求解答。
【解析】
先求出基因型为AaBb的植株自交，后代中纯合子的种类，再求与亲本表现型一样的个体的比例．
【答案】
解：已知A-a和B-b两对基因独立遗传，所以基因型为AaBb的植株自交，后代有AABB、AAbb、aaBB、aabb4种表现型不同的纯合子，4中纯合子的比例为1：1：1：1，其中与亲本（AaBb）表现型相同的纯合子为AABB，占纯合子总数的概率为1/4．
故选：B．
智慧上进答案高一生物
是为了交作业吧……还是自己踏踏实实地去做吧，不要总是去抄，你抄来的并不是你自己做的，那为何还要去做呢？
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