Immunology and Serology Final Exam questions with complete solutions

A codon consists of a sequence of how many nucleotides? correct answer: three What amino acid is used to initiate most proteins in eukaryotes? correct answer: Methionine The process of protein synthesis is also called: correct answer: translation Protein structure characterized by the combination of different proteins that all together are required for protein function is which level of protein structure? correct answer: Quaternary Nucleotides in DNA consist of which of the following? correct answer: Nitrogen base, deoxyribose, and phosphate A specific function of the immune system is to: correct answer: all of the above recognize self from nonself. defend the body against nonself Retain latent protection for future exposures An undesirable consequence of immunity is: correct answer: an autoimmune disorder If microorganisms penetrate the first line of defense, a second line of ____________ form defense mechanisms that become operational. correct answer: cellular and humoral components The most dramatic immediate hypersensitivity reaction is: correct answer: anaphalyxis The type of immunoglobulin involved in type I hypersensitivity reactions is: correct answer: IgE Mechanisms of innate immunity: correct answer: two of the answers are correct