A person with 'AB' blood group is sometimes called a universal recipient because of the – (1) lack of antigen in his blood (2) lack of antibodies in his blood (3) lack of both antigens and antibodies in his blood (4) presence of antibodies in his blood

A person with 'AB' blood group is sometimes called a universal recipient because of the – (1) lack of antigen in his blood (2) lack of antibodies in his blood (3) lack of both antigens and antibodies in his blood (4) presence of antibodies in his blood
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(2) lack of antibodies in his blood
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Person with blood group AB is considered as universal recipient because he has (a) both A and B antigens on RBC but no antibodies in the plasma (b) both A and B antibodies in the plasma (c) no antigen on RBC and no antibody in the plasma (d) both A and B antigens in the plasma but no antibodies.

Description : Person with blood group AB is considered as universal recipient because he has (a) both A and B antigens on RBC but no antibodies in the plasma (b) both A and B antibodies in the plasma (c) no antigen on RBC and no antibody in the plasma (d) both A and B antigens in the plasma but no antibodies.

Last Answer : (a) both A and B antigens on RBC but no antibodies in the plasma

The following are true about the ABO and rhesus (Rh) system: a. a person of group O is a universal donor b. a person who is group AB has anti-A and anti-B antibodies c. the presence of the D antigen means that the subject is Rh positive d. rhesus antibodies occur naturally

Description : The following are true about the ABO and rhesus (Rh) system: a. a person of group O is a universal donor b. a person who is group AB has anti-A and anti-B antibodies c. the presence of the D antigen means that the subject is Rh positive d. rhesus antibodies occur naturally

Last Answer : the presence of the D antigen means that the subject is Rh positiv

What is correct for blood group O? (a) No antigens but both a and b antibodies are present. (b) A antigen and b antibody present. (c) Antigen and antibody both absent. (d) A and B antigens and a, b antibodies present.

Description : What is correct for blood group O? (a) No antigens but both a and b antibodies are present. (b) A antigen and b antibody present. (c) Antigen and antibody both absent. (d) A and B antigens and a, b antibodies present.

Last Answer : (a) No antigens but both a and b antibodies are present.

Person with following blood group are considered to be universal recipient ? A. A+ B. B+ C. AB+ (Answer) D. O+ E. None of these

Description : Person with following blood group are considered to be universal recipient ? A. A+ B. B+ C. AB+ (Answer) D. O+ E. None of these

Last Answer : C. AB+ (Answer)

A hybridoma cell a. Secretes monoclonal antibodies. b. Presents antigens on its surface. c. Secretes polyclonal antibodies. d. Is an antigen-presenting cell

Description : A hybridoma cell a. Secretes monoclonal antibodies. b. Presents antigens on its surface. c. Secretes polyclonal antibodies. d. Is an antigen-presenting cell

Last Answer : d. Is an antigen-presenting cell

In which of the following case a large lattice is formed? A.Antibody is in excess B.Antigens and antibodies are in optimal proportion C.Antigen is in excess D.None of these

Description : In which of the following case a large lattice is formed? A.Antibody is in excess B.Antigens and antibodies are in optimal proportion C.Antigen is in excess D.None of these

Last Answer : B.Antigens and antibodies are in optimal proportion

In which of the following case a large lattice is formed? A.Antibody is in excess B.Antigens and antibodies are in optimal proportion C.Antigen is in excess D.None of these

Description : In which of the following case a large lattice is formed? A.Antibody is in excess B.Antigens and antibodies are in optimal proportion C.Antigen is in excess D.None of these

Last Answer : B.Antigens and antibodies are in optimal proportion

A universal recipient has the blood group – (1) B (2) AB (3) A (4) O

Description : A universal recipient has the blood group – (1) B (2) AB (3) A (4) O

Last Answer : (2) AB Explanation: Individuals with type O blood are often called universal donors, and those with type AB blood are called universal recipients. Blood group O Individuals do not have either A or B antigens on the ... but can donate blood to individuals of any ABO blood group (Le., A, B, O or AB).

To which group of blood an universal recipient belongs? (1) A group (2) B group (3) O group (4) AB group

Description : To which group of blood an universal recipient belongs? (1) A group (2) B group (3) O group (4) AB group

Last Answer : (4) AB group Explanation: Type AB+ is the universal recipient. Although those with AB blood type may be referred to as universal recipients, in actuality, type Al3+ blood is that of the - universal recipient, whereas type AB- is not. This is an important distinction to make.

A universal recipient belongs to the blood group - (1) AB (2) O (3) B (4) A

Description : A universal recipient belongs to the blood group - (1) AB (2) O (3) B (4) A

Last Answer : (1) AB Explanation: Blood type AB is the universal recipient because individuals who have blood type AB does not have the antibodies. They do not have the anti-A or Anti-B antibodies. They can receive all types of blood types: A, B, O, AB.

A universal recipient has the blood group (1) B (2) AB (3) A (4) O

Description : A universal recipient has the blood group (1) B (2) AB (3) A (4) O

Last Answer : AB

To which group of blood an universal recipient belongs? (1) A group (2) B group (3) 0 group (4) AB group

Description : To which group of blood an universal recipient belongs? (1) A group (2) B group (3) 0 group (4) AB group

Last Answer : AB group

A universal recipient belongs to the blood group (1) AB (2) O (3) B (4) A

Description : A universal recipient belongs to the blood group (1) AB (2) O (3) B (4) A

Last Answer : AB

Which of the following blood types is referred to as the universal RECIPIENT? a) A b) AB c) O d) B

Description : Which of the following blood types is referred to as the universal RECIPIENT? a) A b) AB c) O d) B

Last Answer : ANSWER: B -- AB

what is the difference between blood group A and group B (types of antibodies and antigens) ? -Biology

Description : what is the difference between blood group A and group B (types of antibodies and antigens) ? -Biology

Last Answer : answer:

In the ABO system of blood groups, if both antigens are present but no antibody, the blood group of the individual would be (a) B (b) O (c) AB (d) A.

Description : In the ABO system of blood groups, if both antigens are present but no antibody, the blood group of the individual would be (a) B (b) O (c) AB (d) A.

Last Answer : (c) AB

Blood group AB has – (1) No antigen (2) No antibody (3) Neither antigen nor antibody (4) Both antigen and antibody

Description : Blood group AB has – (1) No antigen (2) No antibody (3) Neither antigen nor antibody (4) Both antigen and antibody

Last Answer : (2) No antibody Explanation: Blood group AB individuals have both A and B antigens on the surface of their RBCs, and their blood plasma does not contain any antibodies against either A or B ... preferable), but cannot donate blood to any group other than AB. They are known as universal recipients.

Blood group AB has (a) no antigen (b) no antibody (c) neither antigen nor antibody (d) both antigen and antibody.

Description : Blood group AB has (a) no antigen (b) no antibody (c) neither antigen nor antibody (d) both antigen and antibody.

Last Answer : (b) no antibody

Blood group AB has (1) No antigen (2) No antibody (3) Neither antigen nor antibody (4) Both antigen and antibody

Description : Blood group AB has (1) No antigen (2) No antibody (3) Neither antigen nor antibody (4) Both antigen and antibody 

Last Answer : No antibody

Which blood group is called universal recipient ?

Last Answer : AB group is called universal recipient.

Which blood group is called universal recipient?

Description : Which blood group is called universal recipient?

Last Answer : AB

During the course of a cellular hypersensitivity a. Antibodies react with antigens in tissues. b. Serotonin and histamine are released by cells. c. Immune complexes form on blood vessel surfacesd. A skin thickening called an induration may form..

Description : During the course of a cellular hypersensitivity a. Antibodies react with antigens in tissues. b. Serotonin and histamine are released by cells. c. Immune complexes form on blood vessel surfaces. d. A skin thickening called an induration may form.

Last Answer : b. Serotonin and histamine are released by cells.

Universal recipient blood group `:-`

Description : Universal recipient blood group `:-`

Last Answer : Universal recipient blood group `:-` A. `AB^(- ve)` B. `O^(- ve)` C. `O^(+ ve)` D. `AB^(+ ve)`

Decrease in white blood cells results in (a) Decrease in Antibodies (b) Increase in Antigens (c) Increase in Antibodies (d) No change

Description : Decrease in white blood cells results in (a) Decrease in Antibodies (b) Increase in Antigens (c) Increase in Antibodies (d) No change

Last Answer : Ans:(b)

Immunisation is a phenomenon of formation of antibodies by using inactive - (1) Antigens (2) Antibodies (3) Chemicals (4) Blood

Description : Immunisation is a phenomenon of formation of antibodies by using inactive - (1) Antigens (2) Antibodies (3) Chemicals (4) Blood

Last Answer : (1) Antigens Explanation: Whenever an antigen enters the blood, it binds itself with a special kind of white blood cell called lymphocyte. Each Lymphocyte produces only one kind of antibody.

Immunisation is a phenomenon of formation of antibodies by using inactive (1) Antigens (2) Antibodies (3) Chemicals (4) Blood

Description : Immunisation is a phenomenon of formation of antibodies by using inactive (1) Antigens (2) Antibodies (3) Chemicals (4) Blood

Last Answer : Antigens

Antigens and haptens have the following similarity: (A) They have high molecular weights (B) They can elicit immune response by themselves (C) They can elicit an immune response only in association with some other large molecule (D) Once an immune response develops, free antigen and free hapten can be recognized by the antibody

Description : Antigens and haptens have the following similarity: (A) They have high molecular weights (B) They can elicit immune response by themselves (C) They can elicit an immune response only in association ... ) Once an immune response develops, free antigen and free hapten can be recognized by the antibody

Last Answer : Answer : D

The initiation of a humoral immune response involves a complex interaction of the antigen, cells and intercellular messengers. Which of the following statement(s) concerning the initiation of the humoral immune response is/are correct? a. Helper T lymphocytes stimulate B lymphocytes through secretion of cytokines such as interleukin 4 and 6 b. A number of cells can aid in presenting the antigen to the helper T cell including B lymphocytes and macrophages c. All antigens require coordinated efforts of the various cellular components of the immune system d. An antigen must be a living microorganism

Description : The initiation of a humoral immune response involves a complex interaction of the antigen, cells and intercellular messengers. Which of the following statement(s) concerning the initiation of the ... various cellular components of the immune system d. An antigen must be a living microorganism

Last Answer : Answer: a, b Stimulation of the immune system occurs after a variety of antigen-presenting cells (B lymphocytes, macrophages, dendritic cells, and Langerhans cells) act to engulf ... polysaccharides), most antigens require coordinated efforts of the various cellular components of the immune system

What is antisense technology? (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene (b) RNA polymerase producing DNA (c) A cell displaying a foreign antigen used for synthesis of antigens (d) Production of somaclonal variants in tissue cultures

Description : What is antisense technology? (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene (b) RNA polymerase producing DNA (c) A cell displaying a foreign antigen used for synthesis of antigens (d) Production of somaclonal variants in tissue cultures

Last Answer : (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene

An attenuated vaccine contains a. Inactive toxins. b. Living, but slow growing (replicating) antigens. c. Killed bacteria. d. Noninfective antigen subunits.

Description : An attenuated vaccine contains a. Inactive toxins. b. Living, but slow growing (replicating) antigens. c. Killed bacteria. d. Noninfective antigen subunits.

Last Answer : b. Living, but slow growing (replicating) antigens.

Which one of the following is not an antigen? a. A toxin b. A virus c. A bacterial cell d. All (A-C) are antigens

Description : Which one of the following is not an antigen? a. A toxin b. A virus c. A bacterial cell d. All (A-C) are antigens

Last Answer : d. All (A-C) are antigens

The serological reaction where antigens and antibodies form an extensive Lattice of large particles is called a. Fixation. b. Precipitation. c. Neutralization. d. Agglutination.

Description : The serological reaction where antigens and antibodies form an extensive Lattice of large particles is called a. Fixation. b. Precipitation. c. Neutralization. d. Agglutination.

Last Answer : c. Neutralization.

What is the study of the interaction of antigens and antibodies called?

Description : What is the study of the interaction of antigens and antibodies called?

Last Answer : Serology

T cells can recognise (A) Free antigens (B) Antigens bound to cells (C) Antigens bound to antibodies (D) Antigens bound to MHC proteins

Description : T cells can recognise (A) Free antigens (B) Antigens bound to cells (C) Antigens bound to antibodies (D) Antigens bound to MHC proteins

Last Answer : Answer : D

Pathogenic bacteria secrete - (1) Antigens (2) Antibodies (3) Hormones (4) Interferons

Description : Pathogenic bacteria secrete - (1) Antigens (2) Antibodies (3) Hormones (4) Interferons

Last Answer : (1) Antigens Explanation: Pathogenic bacteria secrete various virulence factors, including toxins, lipases and pro-teases that allow them to infect, breakdown and colonize host tissue. Among ... while phospholipases cleaves and hydrolyzes the ester bonds of most phospholipids in cell membrane.

Hyperimmune serum is serum with a higher than normal level of _____. a. antigens b. antibodies c. toxins d. immune cells

Description : Hyperimmune serum is serum with a higher than normal level of _____. a. antigens b. antibodies c. toxins d. immune cells

Last Answer : b. antibodies

Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Description : Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Last Answer : a. antibody-rich serum

Which of the following statements is false regarding B cells? A- B cells can undergo class switching and produce a different antibody type B- B one marrow stem cells migrate to the thymus and develop into B cells C- B cells synthesize antibodies and put them on their cell surface D- B cells that recognize high concentrations of antigens (self) in the absence of other signals

Description : Which of the following statements is false regarding B cells? A- B cells can undergo class switching and produce a different antibody type B- B one marrow stem cells migrate to the thymus and ... D- B cells that recognize high concentrations of antigens (self) in the absence of other signals

Last Answer : B one marrow stem cells migrate to the thymus and develop into B cells

Which type of hypersensitivity reaction involves immune complexes formed when antigens bind to antibodies? a) Type III Type III hypersensitivity is associated with systemic lupus erythematosus, rheumatoid arthritis, serum sickness, certain types of nephritis, and some types of bacterial endocarditis.

Description : Which type of hypersensitivity reaction involves immune complexes formed when antigens bind to antibodies? a) Type III Type III hypersensitivity is associated with systemic lupus erythematosus, rheumatoid ... , or delayed-type, hypersensitivity occurs 24-72 hours after exposure to an allergen.

Last Answer : a) Type III Type III hypersensitivity is associated with systemic lupus erythematosus, rheumatoid arthritis, serum sickness, certain types of nephritis, and some types of bacterial endocarditis.

An antigens develop antibodies. The Antibody which protect the body from harmful bacteria and viruses are?

Description : An antigens develop antibodies. The Antibody which protect the body from harmful bacteria and viruses are?

Last Answer : Immunoglobulins

Drugs producing allergic reactions generally act as: A. Complete antigens B. Haptenes C. Antibodies D. Mediators

Description : Drugs producing allergic reactions generally act as: A. Complete antigens B. Haptenes C. Antibodies D. Mediators

Last Answer : B. Haptenes

Drugs producing allergic reactions generally act as: A. Complete antigens B. Haptenes C. Antibodies D. Mediators

Description : Drugs producing allergic reactions generally act as: A. Complete antigens B. Haptenes C. Antibodies D. Mediators

Last Answer : B. Haptenes

Haptens are: (1) Pseudoantigens (2) Incomplete antigens (3) Antibodies (4) Isoantigens

Description : Haptens are: (1) Pseudoantigens (2) Incomplete antigens (3) Antibodies (4) Isoantigens

Last Answer : Incomplete antigens

Pathogenic bacteria secrete (1) Antigens (2) Antibodies (3) Hormones (4) Interferons

Description : Pathogenic bacteria secrete (1) Antigens (2) Antibodies (3) Hormones (4) Interferons

Last Answer : Antigens

Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? A- By rearrangements of the DNA encoding the variable regions of the heavy and light chains B- By the combination of different heavy and light chains that form the antigen binding siteC- Antibody proteins can physically change their shape to bind different epitopes D- Both (a) and (b)

Description : Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? A- By rearrangements of the DNA encoding the variable regions of the heavy ... proteins can physically change their shape to bind different epitopes D- Both (a) and (b)

Last Answer : Both (a) and (b)

How can blood be Rh negative (with no antigens) and (for example) be AB (with AB antigens)?

Description : How can blood be Rh negative (with no antigens) and (for example) be AB (with AB antigens)?

Last Answer : It's sort of two different things. Blood type and Rh factor both do have to do with antigens/proteins in the blood. Blood type is inherited from your parents and you have either A, O, AB, or B. ... when you get a problem, and why blood type is so important. Do you need it defined more than that?

Universal blood recipient is

Description : Universal blood recipient is

Last Answer : Universal blood recipient is A. Blood group -O B. Blood group -AB C. Blood group-A D. Blood group-B

Of the four blood types, who is the universal recipient?

Description : Of the four blood types, who is the universal recipient?

Last Answer : The universal blood type for receivers is AB. This is because they are able to receive all types of blood.

If I have type O blood would I be a universal Donor, or recipient?

Description : If I have type O blood would I be a universal Donor, or recipient?

Last Answer : People who have type O blood are universal donors, but not universal recipients. They can donate to anyone, but can only receive blood from another type O person. This is why type O blood is always in great demand by blood banks.

Is type O blood a universal donor or recipient of blood?

Description : Is type O blood a universal donor or recipient of blood?

Last Answer : O positive is the Universal Donor which can be given to all 3 of the other Blood Types, whether positive or negative. But, those with O positive blood type are only allowed to recieve their same O ... comman blood type in our species and also is thought to be the 1st blood type known to man.