QUESTION 29 Helper T cells are required O For an antigen to bind to a specific B cell receptor O For inflammation O To process and present viral antigen to a specific cytotoxic T cell O For activation of specific lymphocytes to produce a clone of effector cells

Q: 129. What are "attenuated" viral vaccines? O viruses inactivated by chemicals or heat O "weakened"…

A: The Live attenuated vaccines consist of the whole bacteria/viruses that have been “weakened” so that…

Q: A nurse examines a patient's computerized tomography (CT) scan report showing a 2 cm tumor in the…

A: The TNM staging is the best method for staging the cancers.   Breast cancer has it's own TNM…

Q: In what way do B cells differ from other B cells?   Question 12 options:   some B cells…

A: When our immune system functions properly, it is able to identify and attack these invaders,…

Q: Review Concept 43.1. Match the term and its description. Each term can only be used once. a defense…

A: Adaptive immunity is a type of immunity that involves the use of specialized immune cells and…

Q: QUESTION 14 Histamine causes local blood vessels to dilate attracts natural killer cells stimulates…

A: Histamine is a neurotransmitter, known to actively involve in inflammatory responses towards…

Q: QUESTION 10 Which imaging method would give you the technical ability to view the details of the…

A: Differential interference contrast (DIC) microscopy is a type of light microscopy technique that…

Q: Question 38       The constant region of each heavy chain determines the class of the heavy chain.…

A: Immunoglobulin  and Major Histocompatibility Complex ( MHC ) -- Introduction -MHC molecules were…

Q: Question 20 Which of the following is an example of chemical defense? O Inflammatory cytokines O…

A: Inflammatory cytokines

Q: Which class of antibody accounts for most of the circulating antibodies in the blood? O IgA O IgM O…

A: IgA, IgM, IgE and IgG are the antibodies present in the blood.  IgA present in blood: 10-15% IgM…

Q: A graduate student, whom had not taken BIOL 531, localized the epitope for an antibody generated by…

A: COVID - 19 is an infectious disease caused by a newly discovered coronavirus. CO stands for corona,…

Q: Question 5 Review 43.2. Match the term and its description. Each term can only be used once. These…

A: Pathogens are the disease causing agent. The immune system removes pathogen from body.

Q: Which of the following is not a type of anthrax?     Cutaneous anthrax     Gastrointestinal…

A: Anthrax is a serious acute zoonotic disease caused by the spore-forming bacteria bacillus, a…

Q: What is the average life span of a red blood cell? O a. 180 days O b. 90 days O c. 150 days O d. 120…

A: Blood is a fluid connective tissue that is composed of several components such as red blood cells…

Q: The process responsible for the production of antibodies against allergens to ‘arm’ a mast cell is…

A: KEY WORDS :- Inflammation - warmth and redness on the injured area.

Q: Question 24 Which of these is a major part of the immune system? O spleen O kidney O liver O heart

A: Our immune system is important for our survival. while not an system, our bodies would be open to…

Q: Question #2: Briefly describe differentiation of T-cells and their cellular surface receptors in the…

A: T cells are originated and differentiated in the thymus.Thymus is basically a multilobed organ…

Q: How would these neutralizing antibodies protect us from infection v O complement activation which…

A: Neutralizing antibodies work on the mechanism of neutralization of the pathogen, making it…

Q: Which of these combats invaders by releasing granules? О В сell O dendritic cell O eosinophil O…

A: 1. B cell also known as WBC provides humoral immunity to the body.  2. Dendritic cell interacts with…

Q: Question 37 (1 polnt) The extrinsic clotting pathway: A) Is initiated by Platelet Factor 3 B)…

A: Is initiated by tissue factor released from damaged cells

Q: 1. As a laboratory assistant working in a biomedical science laboratory, explain how you would…

A: As a laboratory assistant, advising students on working with volatile acid solutions is crucial for…

Q: In a Yersinia infection, there is a competition between Yersinia's Type Ill secretion system and the…

A: Yaersinia peptide would be presented on the macrophage surface by MHC-2.

Q: Happened? (There are at least expla 2. Drugs with names that end in "-mab" consist of anti- bodies,…

A: Our immune system consists many cells and organs such as Thymus (T cells), Bone marrow (B cells),…

Q: Question 40       the immunoglobulin sequences involved in antigen binding is situated in:…

A: Antigen - It is any foreign particle that induces an immune response. Antibody - It is a protein…

Q: Question 24 pts When we are vaccinated against SARS-CoV-2, what happens? (select all correct…

A: Option A is correct. When we are vaccinated against the SARS-Cov-2 , then our adaptive immune system…

Q: QUESTION 30 Transduction of a proto-oncogene by a retrovirus may involve: O A. Read through of the 5…

A: The integration of the retroviral genome, which contains the oncogene, into the host cell's DNA is…

Q: The complement pathway is a series of steps and the final steps lead to an effector function…

A: The complement system helps or “complements” the ability of antibodies and phagocytic cells to clear…

Q: Thelper cells release to activate cytotoxic T cells --- O interleukin-2 interleukin-1 O antibodies O…

A: In the human body, the resistance against the entry of any foreign particle or antigens is executed…

Q: Ils undergoin

A: Introduction: A disease is a condition that affects the normal functioning of an organism. Diseases…

Q: 56: Host defenses: Opsonins include O MAC and CRP

A: The opsonin can be defined as any molecule that enhances the phagocytosis by marking the antigen for…

Q: 88 Innate immunity includes all of the following EXCEPT O production of interferon. O inflammation.…

A: Humans are exposed to millions of viruses that can occur daily, through contact, ingestion, and…

Q: T cells. In MHC restriction O Plasma cells are restricted to becoming T cells O CD8 cell restricting…

A: HLA antigen codes are the most important histocompatibility complex (MHC) in white cells and…

Q: QUESTION 25 Lymph nodes are made of masses of lymphocytes surrounded by a capsule. The lymphocytes…

A: Lymph is a transudate of blood, and it has similar proteins as that of plasma, but the amount is…

Q: QUESTION 59 Mebendazole, niclosamide, and ivermectin are drugs used to treat infections. virus O…

A: Please follow step 2, 3 & 4 for detailed explanation.

Q: Match these lymphocytes to their specific functions

A: Lymphocytes are the type of white blood cell that's of fundamental significance within the immune…

Q: What immune process involves red, heat, pain, swelling, and altered function? O phagocytosis immune…

A: Answer. A correct answer is an option (D). Inflammation.  Inflammation is an important non-specific…

Q: Which of the following blood groups can receive blood from B+? OA B, B+, AB-, AB+ OB. B+, O+ OCB+,…

A: Introduction : Blood is a continuously circulating fluid that provides the body with nutrients,…

Q: Lysogenic cells have phages that are: A actively synthesizing viral proteins B biosynthesizing only…

A: Phage viruses are viruses that infect the cells of microorganisms. On the basis of their host these…

Q: extrinsic pathway is able to activate the intrinsic pathway

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Question 16 F2 Moving to another question will save this response. Status: Humoral immunity O…

A: Introduction :- Humoral immunity is a type of adaptive immune response that involves the production…

Q: influenza A virus Hemagglutinin [Choose ] [Choose] COVID-19 pandemic coronavirus S protein sialic…

A: Influenza A virus on its surface contains two surface glycoproteins that are hemagglutinin (HA) and…

Q: Question 3 Who of these individuals can develop Rhesus isoimmunization? O Anybody can develop rhesus…

A: Immunization is a procedure by which a person becomes resistant or immune to an infectious disease.…

Q: When an antigen is bound to a MHC Class I molecule it is restricted to interacting with a O CD8 cell…

A: MHC is the abbreviation for Major Histocompatibility Complex. It plays a major role in binding to…

Q: Question 26 Which of the following about Antibodies is FALSE? O None of the choices Antibodies can…

A: Option 1 is true because the complement cascade can be activated via innate or specific immune…

Q: Which co-receptor molecules are common to both TC and TH cells and their respective antigen…

A: The CD2-LFA-3 and LFA-1-ICAM pathways relevance to T-cell recognition

Q: он он GalNAC он он Gal но. CH;CONH B(1-) Gal a(13) a(12) B(1-) H.C- a(12) но L-Fuc он A antigen OH…

A: There are four types of blood group which are differentiated according to the antigens present on…