This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: 18. stimulate the immune system to make memory cells 19. organisms that are alive but cannot cause disease 20. antigens of the pathogen 21. at the variable region Z2.both a) and b) are correct 23.the person has the mumps currently 24.lgG 25.IgE 26, an autoimmune response 27.MTTC 28. thymus 29. antigen + self-MHC 30. plasma cells 31. cytotoxic T cells 32. T helper cells 33. MHC proteins are responsible for B cells being able to recognize foreign antigens on the transplanted organ. 34, CD4 35. to make a double-stranded DNA copy from HfV's RNA 36. This is false. 37. the CD4 cell count &ops dramatically 38. HIV mutates often. 39. saliva 40. Sub-Saharan Africa APPROXIMATE GRADE RANGES 90 -100o/o A, A-80 - 89% B+, B, B-60 - 79% C+, C, C-s0-s9% D 0 - 49o/o F...
View Full Document