Plasma cells  (A) tag pathogens with antibodies  (B) are a fragment of a megakaryocyte (C) attack tagged pathogens directly (D) are a part of the innmate immune system

Q: Concerning the adaptive immunity, which of the following statements is CORRECT:  a. The adaptive…

A: The adaptive immune response does not occur very rapidly. Unlike the innate immune response, which…

Q: 1) Which line of defense are these immune response components part of? A) Complement: B)…

A: Immune system helps in protection of organism against disease.Immune system helps in detection and…

Q: How many types of antibodies are there? (a) Five. (b) Three. (c) Two. (d) Four.

A: Antigens can be proteins, such as cancer cell receptors, sugars on bacterial and viral cell…

Q: Diagram an IgG molecule and label (a) the Fc region and (b) the areas that combine with antigen.

A: Glycoprotein molecules produced by plasma cells, in response to an antigen, is known as…

Q: This graph is illustrating the principle that: Secondary response (d) Primary Response anitbody…

A: Primary immune response is the reaction of immune system when it comes in contact with a pathogen…

Q: The immune system of a person is supressed. He was found positive for a pathogen in the diagnostic…

A: ELISA refers to the enzyme-linked immunosorbent assay. It is a plate-based assay technique and is…

Q: B lymphocytes, the precursors of plasma cells, are triggered to proliferate by the binding of…

A: B-cell is a type of lymphocyte which is involved in the humoral immune response in the body. B-cell…

Q: To become a fully activated, antibody-secreting cell, B cellsusually need:(a) To encounter an…

A: Differentiation of B cells is important for the completion of the adaptive immune response. It is…

Q: nterferons are:  (a) Cytokine barriers (b) Physical barriers (c) Cellular barriers (d)…

A: Interferons (IFN) are glycoproteins produced by specific cells in response to the presence of…

Q: B) Complement system activation and elimination of a bacterial pathogen "Map the activation of the…

A: The complement system is a part of the body's defence system that enhances the ability of antibodies…

Q: the role of immunoglobulins in immune system defense [think here how antibodies are used - e.g.,…

A: Immunoglobulins, also known as antibodies, are proteins produced by B cells in response to the…

Q: How does the thymus help the body avoid autoimmune responses? (A) By negatively selecting T cells…

A: The immune system is a complicated network of cells, tissues, and organs that work together to…

Q: For question with blanks, choose the combination of answers that most accurately completes the…

A: Immunology is a part of science that covers the investigation of immune frameworks taking all things…

Q: Which of the following is NOT true of Innate Lymphoid Cells (ILCs)? A) Each ILC type responds to a…

A: Innate lymphoid cells are immune cells that mirror the phenotype and function of T cells. It…

Q: Which of the following is not a function of antibodies? Select one: a. They neutralize pathogens by…

A: Introduction: The proteins that are produced in response to an antigen are called antibodies. It is…

Q: department minutes after being bitten by a black widow spider. You immediatrely inject gamma…

A: It is also known as vaccination. It is a process to protect individuals from infectious diseases.…

Q: Immunoglobulin A (a) recognizes pathogen-associated molecular patterns (b) binds with NK cells (c)…

A: The immune system of the body protects the individual from the attack of external pathogens. The…

Q: Immunosuppression is a lowering of the responsiveness ofthe immune system to materials it recognizes…

A: The immune system safeguards the body against harmful pathogens. The immune cells (B-cells, T-cells,…

Q: Explain the mechanism by which (A) macrophages and NK cells, and (B) macrophages and effector T…

A: Macrophages are the specialized cells that are involved in the process of detection, phagocytosis,…

Q: Past paper

A: (a) A complicated interaction of multiple immunological variables causes the concurrent rise in…

Q: A person with AIDS will probably:(a) Not make antibody(b) Make a response to T-dependent antigens(c)…

A: AIDS stands for Acquired Immuno Deficiency Syndrome. It is a viral disease caused by Human Immuno…

Q: Which event happens last in a humoral immune response? 1) CD4 T cell activation 2) presentation of…

A: The correct option is (d) the production of antibodies.

Q: The major histocompatibility complex (MHC) (a) consists of Y-shaped molecules (b) encodes certain…

A: Immunology is an important branch of biology which include the study of immunity of different…

Q: Which of the following statements is TRUE? A. Lymphatic vessels and veins have valves B. All…

A: Hi! Since you posted multiple questions, we will be answering the first few for you. If you want the…

Q: Progression from early-stage HIV disease to AIDS can beexpected within a few months:(a) In nearly…

A: HIV is also known as the human immunodeficiency virus is the virus that causes AIDS (acquired…

Q: CD4 markers are associated with (a) cytotoxic cells. (b) suppressor cells. (c) helper T cells. (d)…

A: The T-Cell (T lymphocyte) receptors are the antigen-specific receptors. There are two transmembrane…

Q: T cells and B cells can be activated only by, (a) pathogenic microorganisms.(b) interleukins,…

A: T cell, also called T lymphocyte, type of leukocyte (white blood cell) that is an essential part of…

Q: Complement activation: (a) stimulates inflammation. (b) attracts phagocytes.(c) enhances…

A: The complement system is a collection of more than 20 proteins found in the blood and tissue fluids…

Q: . Which of these is not part of insect immunity?(A) enzyme activation of…

A: The multicellular organisms like mammals and insects are exposed to pathogens present in the…

Q: Both NK cells and cytotoxic T cells "kill" via the same mechanisms - what are they?  Are these cells…

A: Immunity is the capability of multicellular organisms to resist harmful microorganisms. Immunity…

Q: The emphasis in innate immunity is that it is non-specific. Explain how two different factors/parts…

A: The immune system is the defense system of the body. It comprises different cells and organs that…

Q: 1. ___ , including mast cells, eosinophils, basophils, and ___ , respond to multiple extracellular…

A: When the immune system is weakened or compromised, it is less effective at protecting the body, and…

Q: What is the other pathway of antigen processing? What is the advantage of having two distinct…

A: Antigen processing, also known as the cytosolic pathway, is an immune mechanism which prepares…

Q: Which of the following does not accurately describe complement components?   A. made by the spleen…

A: The complement system is the major effectors of the humoral branch of immune system; this is the…

Q: Although the immune system has two arms, it has been said, “No T cells, no immunity.” How is this…

A: Immunity is a capability of body to make  defence system and immune cells so that body is ready to…

Q: A 24- year old man begins cyclosporine following kidney trasnplantation. Cyclosporine decreases the…

A: Cyclosporine is a medication that is used to prevent transplant rejection in individuals who have…

Q: Which statement best summarizes the two types of cells that B cells differentiate to form? a.) B…

A: Immune system is responsible for providing the protection to the body against foreign antigen. If…

Q: Please explain in depth, 800 word li

A: The Immune framework's approach to safeguarding the body against infectious disease. Immunity to an…

Q: A 40 year old man with a compliment deficiency agrees to participate in a clinical study of immune…

A: A class of autoantibodies known as C3 nephritic factors (C3NFs) allow for ongoing overactivation of…

Q: . Compared to innate immunity, adaptive immunity (A) has a response time of minutes to hours. (B)…

A: Our immune response protects us from the different pathogens and allergens. When an antigen…

Q: Lymphocytes responsible for providing cell-mediated immunity are called(a) macrophages. (b) B cells.…

A: The ability of an individual to fight with the foreign antigen and pathogen to prevent the body from…