department minutes after being bitten by a black widow spider. You immediatrely inject gamma globulin in the form of an antivenom. Yhis type of immunization is referred to as which of the following? (A) Artificial active immunization (B) Artificial passive immunization (C) Natural active immunization (D) Natural passive immunization

department minutes after being bitten by a black widow spider. You immediatrely inject gamma globulin in the form of an antivenom. Yhis type of immunization is referred to as which of the following? (A) Artificial active immunization (B) Artificial passive immunization (C) Natural active immunization (D) Natural passive immunization

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The immune response after the second Covid-19 vaccine injection would result in which of the following events ..... / and the antibodies produced are primarily ....... Choose from the following: (A) primary immune response / IgG antibodies (B) primary immune response / IgM antibodies (C) secondary immune response / IgG antibodies (D) secondary immune response / IgM antibodies
Active immunization, as compared to passive, _______. A) only provides short term protection B) extended immunological memory C) is only used in cases where passive immunization fails to provide protection D) is only available to infants
Which is true of the innate immune response? a) Mucus can contain lysozyme and ampicillin b) Fe poisons potential pathogens c) Skin is dry and alkaline d) Fe limitation has a bacteriostatic effect
Warm autoimmune hemolytic anemia, WAIHA, frequently have antibody specificity of: Question 6 options: A) anti-P B) anti-I C) anti-i D) anti-e
10. Te cells are distinguished from the other cell types by producing A). T cell receptors (TCR). B). CD8. C). CD3. D). IFN. E). TLR. 11. Why does it takes nearly two weeks to develop meaningful adaptive immune responses to fight off a new pathogen? A). It took that amount of time to modify DNAs for the receptors recognizing the pathogen. B). It took that amount of time for the innate immunity to complete its role. C). It took that amount of time to select the cells recognizing new pathogens. D). All of the above. E). None of the above. 12. Which attracts white blood cells to the damaged tissue? A). Antibodies B). Chemokines C). IFNs D). IL-4
1) SDS PAGE gels can be probed with NBT/BCIP to perform an immunoblot true/ false 2) the direction of migration of protiens through a matrix is due to most proteins in natur having a net negative charge true/false 3) PBST is a buffer that is used for blocking the membrane during immunoblotting. true/false 4) the buffer used during for transferring proteins to nitrocellulose methanol. true/false 7) The size of the pores of a polyacrylamide gel dcreases as concentrations of polyacrylamide increases. True or false 10) The secondary antibody used in laboratory for western blotting is conjugated to which enzyme A) Alkaline decarboxylase B) GAPDH C) Alkaline Phosphatase D) Horseeradish peroxide 13) In protien electrophroresis, what reagent present in the sample buffer is used to eliminate difference in the charge densities of protein A) SDS B) 2- mercaptoethanol C) Tris-HCL pH6.8 D) Tris- HCL PH 8.8
Herd immunity means that the entire population (not just those who are vaccinated) are protected from a disease. What is one way that herd immunity protects an unvaccinated person (such as an infant who is too young to be vaccinated or a person who is immunocompromised)?
42. Answer (a) for TRUE or (b) for C3a and C5b are anaphylatoxins. 43. Answer (a) for TRUE or (b) for FALSE to the following statement: on C3 and C5 convertases are generated from all complement pathways. 44. Answer (a) for TRUE or (b) for FALSE to the following statement: While the Clq protein starts the classical pathway, the complement MBL protein starts the pathway. 45. Answer (a) for TRUE or (b) for FALSE to the following statement MHC-II can present to CD8+ T cells and can be loaded with 13 amino acids 46. Regarding the figure below, choose (a) for tissue rejection or (b) for NO tissue rejection: Recipient haplotype Donor haplotype Host B Host AxB C 244