Which of the following steps are part of the processing of antigen by immune cells? Select all that apply.   The vesicle containing the antigen fuses with a lysosome.   Enzymes in the lysosome digest the antigen into components that bind to MHC markers.   The antigen is initially released from the phagocytic cell via exocytosis.   The antigen-MHC complex becomes displayed on the cell's interior.

Q: Which of the following statements about innate lymphoid cells is true? (ONE ANSWER)   Require the…

A: Innate lymphoid cells (ILCs) are immune cells that lack a specific antigen receptor but can produce…

Q: which of the following is true about the immune system? check all that apply. a. cd8 t cells…

A: Introduction The main function of the immune system is to protect us from foreign substances and…

Q: Which of the following statements about T cells is false? a. Helper T cells release cytokines while…

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

Q: Which of the following is part of the second line of defense against pathogens? a. skin b. mucus…

A: The immune system is made up of special organs, cells and chemicals that fight infection (microbes).…

Q: If a human cell contains MHC molecules that are binding pathogen antigens,   the cell will be…

A: Major histocompatibility complex (MHC) or human leukocyte antigen (HLA) systems are a portion of…

Q: uch of the following best defines MHC restriction? Select one: a. The TCR recognizes a particular…

A: Concept used -  T cell receptors and MHC restriction    Important definitions-  MHC restriction :…

Q: What are steps in the inflammation response? Select all that apply.   Signaling molecules decrease…

A: Need to find the the inflammatory response from the following options. The inflammatory response…

Q: Which of the following statements are NOT TRUE about Antigen Presenting Cells (APCs)? (Select all…

A: Antigen-presenting cells (APCs) belongs to a special class of migratory cells that present antigen…

Q: Which of the following steps are part of the processing of antigen by immune cells? Select all that…

A: Answer. The events involved in the generation of peptide fragments from proteins inside cells, the…

Q: The following are steps in the cell-mediated inflammatory response. Put them in the correct order.…

A: Cell-mediated immunity is an immune response resulting from the activation of cells of immune-system…

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: Which of the following defines a memory cell?   Microorganism that typically lives on the human body…

A: Primary response- the immune response that occurs during the body's first encounter with a…

Q: The four characteristics of adaptive immunity include all of the following except a. activation by a…

A: The immune system has a vital role in protecting the body from outside pathogens (bacteria, viruses,…

Q: Which of the following is NOT true of B ceIls? a. Has membrane-bound antibodies. b. Produces…

A: Answer : d . Kills infected body cells B cells are responsible for secreting Antibodies. T cells are…

Q: Which of the following statement is TRUE about effector cells? (Select all that apply)…

A: Effector cells are produced once adaptive immune response is activated because adaptive immune cells…

Q: All of the following cells directly incorporate antigens into their structures, EXCEPT: A). Antigen…

A: The immune system is a defensive system in a host consisting of widely distributed cells, tissues,…

Q: Macrophage, dendritic cells, T-cells, and B-cells are all considered cells of the adaptive immune…

A: The white blood cells like neutrophil and macrophages, dendritic cell is also considered phagocytes.…

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: How many types of “foreign molecules” (use the proper term where needed) does each cell recognize?…

A: Antigens can be classified according to their source: Antigens from outside the body Exogenous…

Q: What occurs in a cell-mediated immune response? Select all that apply

A: Cell-mediated immune response is the type of immune response that involves activation of specialized…

Q: hich of the following is a set of immediate general defenses against infection present in all…

A: Ans- Adaptive immunity

Q: Which of the following is true about the innate immune system? Check all that apply Phagocytosis…

A: Immunity is defined as all of the physiological mechanisms that allow a person's body to recognise…

Q: Which cell actively produces antibodies during an immune response? B lymphocyte T lymphocyte plasma…

A: An immune response is triggered when ever of foreign substance enters in our body.

Q: Which of the following statements pertain to this cell.  This cell is a precursor to a cell which:…

A: Introduction :-  Monocytes are the cells which acts as a bridge between the innate and adaptive…

Q: A certain cell type has existed in the lymphatic system of its vertebrate host's immune system for…

A: The immune system is one of the highly evolved systems of higher animals and plants which aims to…

Q: Which of the following cells is important in the innateimmune response?a. B cellsb. T cellsc.…

A: Innate immunity can be defined as the most important component of the host defense that fights…

Q: When referring to immunity, what does the term innate imply? the mechanism will develop based upon…

A: Innate immunity is the dominant form of the immune system found in multicellular organisms.

Q: Which of the following is not a consequence of activation of the complement system? Select one: a.…

A: Activation of the complement system cause increase and efficient proteolytic cascades that end in…

Q: ● ● . · Which of the following is considered an innate immunity: Production of antibodies via B…

A: Introduction: Innate immunity or nonspecific, immunity is the defense system  which is present…

Q: The shingles vaccine introduces killed virions with antigen intact, into the body of a person who is…

A: Introduction Immunity Is The Body's Ability To Defend Itself Against Infections. People Are…

Q: Why is innate immunity referred to as nonspecific? because it is a form of defense found in all…

A: The body has a defense system that consists of many biological structures and processes inside an…

Q: statements about neutrophils is correct? They kill pathogens by producing reactive oxygen species.…

A: Which of the following statements about neutrophils is correct.? Answers 1) They kill pathogens by…

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

A: The immune system uses antibodies, often referred to as immunoglobulins, to recognize and destroy…

Q: Which of the following is true about innate immune system? Check all that apply. Rig-I-like…

A: Innate Immune system It refers to the non-specific immunity that individuals are born with. It is…

Q: Which of the following are true of interferons? Select all that apply. O They are a critical part of…

A: In the inflammatory response to infections, interferons (IFNs) are proteins produced by a number of…

Q: Protection is given to children before they catch a disease. They are given an injection of virions…

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: The diagram shows a pathogen (in red) that is present in different cellular compartments of each of…

A: Immunity refers to the body's ability to protect itself against disease-causing germs. Nearly every…

Q: Which of the following is not an example of innate immunity? Histamine release by mast cells…

A: Innate immunity can be described as the non specific immunity or the defense mechanism with which…

Q: Which of these does NOT describe complement? It is a type of antibody. It is an innate…

A: The cells and the organs of the immune system mainly function to protect the body from pathogenic…

Q: What if the surface of a bacteria cell was not very antigenic? What would this mean for the host?…

A: Antigens are substances that produce an immune response in the host body. Antigens are present on…

Q: A two-month-old baby is found to lack class I MHC molecules. How would this defect impact his…

A: A large locus present on vertebrate DNA known as the Major Histocompatibility Complex (MHC), has a…

Q: Which of the following can serve as antigen-presenting cells (APCs)?a. T cells b. B cells c.…

A: Antigen-presenting cells (APC) include a diverse group of immune cells that mediate cellular immune…

Q: Which of the following is NOT an event that can result in an autoimmune disease? Which of the…

A: Autoimmunity can be referred to as the condition when the immune system of the body starts acting…

Q: Which of these is an incorrect description of either the adaptive or innate immune responses?…

A: A network of cells, tissues, and organs work together for the protection of the body and fight…

Q: Which of the following occurs during an active immunization? O A preparation of a specific antigen…

A: Active immunization: It is the immunization where the immune system of a person is triggered by…

Q: Which of the following statements is NOT TRUE about Macrophages?     Macrophages have a single,…

A: Macrophages are the part of immune cells that are involved in the detection, phagocytosis and…

Q: Cellular or molecular components that DO function in BOTH in Humoral immunity, AND in Cell-Mediated…

A: Humoral Immunity: Humoral immunity is a type of adaptive immunity characterised by B cells producing…

Q: The basic strategy used by the adaptive immune system is: when a lymphocyte encounters the…

A: * Adaptive immunity consists of antigen specific responses adapted to specific pathogen which are…

Q: The followings are functions of antibody eliminating unknown particles or cells which enter into the…

A: An antibody is also known by the name of immunoglobulin. It is a large Y shaped protein that is…