In a normal individual, a T cell that interacts with a self-antigen in the thymus will more than likely undergo what process (which answer is best)?     A)   apoptosis     B)   release granules   C)  activation   D)  extravasation   E)  anergy

Q: Under what circumstances is having a fever beneficial? Under what circumstances is having a fever…

A: FEVER It is the condition of an increased body temperature which is not a disease but a symptom.  B…

Q: How is immune globulin different from hyperimmune globulin?

A: Immune globulins are some complex glycoprotein molecules produced by the plasma cells, which play a…

Q: What is the source of Interferons (type I)?

A: Interferons can be defined as the group of signaling proteins that are released with the help of…

Q: What is the two types of cells that result from activation of B and T cells?

A: Introduction: - The T and B lymphocytes (T and B Cells) are involved in antigen-specific immune…

Q: what are the functions of antigen presentation?

A: Antigen presentation is the process by which protein antigen is is presented to lymphocytes in the…

Q: How do T cells recognize their targets?

A: T cell, are types of white blood cells, essential for the immune system. T cells originate in the…

Q: Why does the immensely powerful immune system of the body, an organ system that has evolved over…

A: Human immune virus (HIV) is a retrovirus which attacks the immune cells of the body. It affects the…

Q: What is antibody-mediated immunity ?

A: Immunity is a complex biological system that is endowed with the ability to identify, recognize, and…

Q: What molecule ensures that T-lymphocytes which encounter their antigen in the lymph node stay there…

A: T cell is a type of lymphocyte.T cells are one of the important white blood cells of the immune…

Q: What is the mechanism underlying the allergic response to an antibiotic?

A: Antibiotics are a type of antimicrobial substances that fight bacterial infections in people and…

Q: What is Helper T cells?

A: Step 1 The immune system has two types of about trillion lymphocyte cells, called B-lymphocytes and…

Q: In the absence of thymus, where does the maturation of t cells occur ?

A: B lymphocytes and T lymphocytes are two important immune cells that take part in acquired immunity…

Q: What are interferons?

A: A bodily response towards the presence of substances which is not been recognized as the body’s…

Q: Which subtype of T cells is destroyed by the HIV virus?

A: HIV or the human immunodeficiency viruses is a type of Lentivirus (a subgroup of the retrovirus,…

Q: Explain the two processes by which B-cells are activated to inactivate an antigen?

A: B cells are activated mainly by either of the two processes -  PROCESS 1-  B cells are activated…

Q: how does the body differentiate between self and non-self antigens?

A: Immune systems protects a person from foreign antigens or dangerous invaders such as microbes,…

Q: Where do B cells acquire immunocompetence? Where do T cells do so?

A: B -cells acquire immunocompetence in Bone Marrow and T-cells acquire immunocompetence in Thymus.

Q: What phagocytic cell types are involved in the acute inflammatory response? What is the role of…

A: The fundamental phagocytes engaged with acute inflammation are the neutrophils, a kind of white…

Q: What are the three most important products of the complement system?

A: Complement system : It is also known as complement cascade and is a part of the immune system.…

Q: What is the difference between PAMP and antigen?

A: The immune system is studied in immunology. The immune system is a collection of cells, tissues, and…

Q: Explain why the B cells response is described as “humoral”, but the T cell’s response is described…

A: Both B cells and T cells are lymphocytes that are gotten from explicit sorts of foundational…

Q: What is the difference between an antigen and a hapten?

A: Difference between Antigen and Hapten : Antigen : A toxin or other foreign substance which induces…

Q: What sorts of pathogens could successfully attack a patient who is unable to produce T lymphocytes?

A: White blood cell protects body from pathogen. Specifically lymphocyte doing this job. Lymphocytes…

Q: If an antigen mutates, will the same lymphocytes recognize it?

A: BASIC INFORMATION  IMMUNE SYSTEM  it defends our body from the foreign particles which can cause…

Q: What is Cytotoxic T cells?

A: Immunology is the branch of science which deals with the study of the immune system, immune response…

Q: Where are B-cells and T-cells formed? How do they differ from each other?

A: B cells and T cells are lymphocytes that are derived from specific types of stem cells called…

Q: How do cytotoxic T cells destroy cells bearing foreign antigens?

A: Immunology is a section of biology that includes the study of molecules, cells, and organs that…

Q: Why is the evasion of phagocytosis a type of virulence factor?

A: The chemicals that help the bacteria invade the host at the cellular level are known as virulence…

Q: What role do cytotoxic T cells play in fighting infection?

A: A cytotoxic T cell is a T lymphocyte that kills cancer cells or cells infected/ damaged in other…

Q: What is the difference between T cells and B cells?

A: Immune cells are the defense cells that protect the body from infective agents. The cells of the…

Q: Why is the secondary response to an antigen so much faster than the primary response?

A: The secondary immunologic response is that the reaction of the immune system once it contacts a…

Q: What distinguishes neutrophils from dendritic cells? How do basophils differ from mast cells?

A: The immune system is spread throughout the body and involves many types of cells, organs, proteins,…

Q: What is Interferons (type II)?

A: The human body is made up of different biomolecules performing different classes of function in…

Q: What are the different types of T cells, and what function does each have?

A: Introduction :- T cells are produced by stem cells in the bone marrow and are a component of the…

Q: Match the following with A. First line of defense, B. second line of defense, C third line of…

A: INTRODUCTION         In the human body there are three lines of defence it may fight against the…

Q: What is y-interferon?

A: Interferons are group of naturally occurring substance that interferes with the ability of viruses…

Q: What is passive immunity?

A: Immunity refers to every mechanism of the body that helps to protect the body from harmful foreign…

Q: What is Natural antibodies?

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…

Q: Which type of T cell participates in both cell-mediated and antibody-mediated immune responses?

A: Acquired immunity, is capable of recognizing, selecting and eliminating specific foreign antigens.…

Q: Where does the maturation of T-lymphocytes take place?

A: The immune system of jawed vertebrates uses lymphocytes, which are white blood cells. Natural killer…

Q: What is adaptive immunity ?

A: Immunity is a complicated biological system with the ability to recognise and tolerate what belongs…

Q: What are immunoglobulins?

A: The immune system is a complex network of tissues, cells, and organs. They together assist the body…

Q: What effect would the absence or alteration of lymphocytes b have on the body?

A: B-lymphocytes are a part of adaptive cell immunity which is responsible for humoral immunity by…

Q: How do activated B cells fight a current infection?

A: B cells / B lymphocytes are originated and matured in the bone marrow and then circulated…

Q: What are the functions of Cytotoxic T cell markers?

A: T lymphocytes are the important cells in the cell-mediated immune response. There are different…

Q: What is the purpose of T-cell secretion of cytokines?

A: Lymphocytes are immune cells present in the blood. There are two types of lymphocytes; B cells/ B…

Immune Disorders

The collaboration between the cells and proteins that work together as a defense system against infection comprises the immune system.Each of them performs a variety of tasks to recognize and/or react against a foreign body.