... Stdev = 12. 3, Median score = 78, Range 3 4-9 8. A+ = 9 8-1 00, A =9 2- 9 7, A- = 9 0- 92, B+ = 8 8-8 9, B = 84 - 87, B- = 8 0-8 3, C+ = 7 6-7 9, C = 72 - 75, C- = 62 - 71, D+ = 5 8-6 1, D= 5 4- 57, D- = 51 - 53. ... D D 25 E D 30 B D 35 B B 40 D A 45 A B 50 C C Most commonly missed questions. (3 , 13, 14, 20 , 21 , 24 , 25 , 27 , 28 , 29 , 33, 37, 38, 40, 41, 42, 43, 45, 48, 5 0) 1) Enzymes ... units assembled together. 22 ) Animal cells would use gap junctions for transferring molecules, plants would use plasmodesmata. 23 ) O2 comes from water (H2O). 24 ) Since it an intermediate late...