Homework Answers
The correct answers are as follows:
27. (b)
reason: The lambda gene cluster codes for the lambda light chain
and are located on chromosome 22, in human.
28. (a)
reason: Humoral immunity is mediated by macromolecules and chemical
substances secreted in body fluids (humor) like antibodies,
proteins of complement proteins etc.
29. (b)
reason: the antigen binding occurs at the fab region of the
antibody
30. (c)
reason: Allelic exclusion is a process by which expression of only
allele of a gene occurs and is observed during the heavy chain
rearrangement in B lymphocytes
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7. The lambda L-chain gene cluster is on a, chromosome 32 chromosome 22 chromosome 14 .chromosome...
Multiple Choice Questions 1. The natural, nonspecific resistance of the body to foreign invaders. First line...
Multiple Choice Questions 1. The natural, nonspecific resistance of the body to foreign invaders. First line of defense a. Innate immunity b. Adaptive immunity c. Component immunity d. High immunity 2. How do T cell help the body's immune system? a. Kill by contact b. Synthesize antibodies c. Immobilize antigens via contacting their immunoglobins d. None of the above 3. Adaptive immunity is also called_____________. a. Acquired immunity b. Advanced immunity c. Learned immunity d. Subjective immunity 4. Match the...
Multiple Choice Questions 1. The natural, nonspecific resistance of the body to foreign invaders. First line...
Multiple Choice Questions 1. The natural, nonspecific resistance of the body to foreign invaders. First line of defense a. Innate immunity b. Adaptive immunity c. Component immunity d. High immunity 2. How do T cell help the body's immune system? a. Kill by contact b. Synthesize antibodies c. Immobilize antigens via contacting their immunoglobins d. None of the above 3. Adaptive immunity is also called_____________. a. Acquired immunity b. Advanced immunity c. Learned immunity d. Subjective immunity 4. Match the...
11) Which type of white blood cel is particularly atracted to sites of parasiltic worm in monocyles B.eosiopils C.basophils D. neutrophilsE lymphocytes 12) All of the following are granulocytes e...
11) Which type of white blood cel is particularly atracted to sites of parasiltic worm in monocyles B.eosiopils C.basophils D. neutrophilsE lymphocytes 12) All of the following are granulocytes except racotesingphis C.Nmphooyes D.basophls. E.All f the choices are ABphis T cels e) Speaiic defenses: A) function against any infectious agent B. include phagocytes and interferon A. complement B. interferons. C ukotrienes. D. pyrogens. E. lysozymes A. neutrophils B macrophages C.Kpffer cells D. monocytes E.lymphocytes function in cell-mediated immunity. 13)function in...
Adaptive Immunity questions 1. In which scanario is the Fragment Crystallizable (Fc) potion not needed? a....
Adaptive Immunity questions 1. In which scanario is the Fragment Crystallizable (Fc) potion not needed? a. Oposonization b. Adaptive Dependent Cell cytotoxicity c. Neutralization d. Antibody activation of C1q 2. Which antibody istotope binds with the highest avidity? a. IgM b. IgE c. IgA d. IgG e. IgD 3. Which part of the antibody enables binding to repeated epitopes of variable distance? a. constant region b. light chain c. heavy chain d. hinge e. none of the above 4. Antibodies:...
the area of 20. Immediately following tissue damage, blood vessels dilate or increase in diameter in...
the area of 20. Immediately following tissue damage, blood vessels dilate or increase in diameter in damage and their permeability increases. Dilation of blood vessels is called a. vasodilution e. vasodilation d. inclusion 21. Thecells destroy the target cels with perforin which lyses the infected cell. a. Protein b. Paraffin c perforin e. none of the above d. porin 22. The phase of fever that indicates that the body tempersture is falling is e.seizure b. shivering mmmunity inwolves the production...
All the answers please,. Question 23 (2 points) How many Fab fragments are found on one...
All the answers please,. Question 23 (2 points) How many Fab fragments are found on one IgG antibody? Question 23 options: A) 1 B) 3 C) 2 D) 4 E) 10 Question 24 (2 points) Which of the following is more likely to be loaded with endogenous (intracellular) peptide? Question 24 options: A) MHC class II B) MHC class I C) CD28 D) T cell receptor Question 25 (2 points) Which antibody can cross epithelial layers to enter the intestinal...
2s Antigen-Antibody interactons ooour in which of the foliowing ways? A Opsonization BNecation A D. Complement...
2s Antigen-Antibody interactons ooour in which of the foliowing ways? A Opsonization BNecation A D. Complement Fixation EAl the above are cormect 26 Antigen binding sites of an anibody are locaed in the A. Light chains alone D. Fab regions of the antbody B Heavy chains sioneCF ion of the antbody E. Soft chains alone 27 Nonspecific chemical defenses include D stomach hydrochlorie acid A. lysozyme E. All of the choices are corredt Blacic acid and electrolytes of sweat Cskins...
Could I get all the answers please,, thank you,, Question 35 (2 points) Which cell type...
Could I get all the answers please,, thank you,, Question 35 (2 points) Which cell type is capable of producing antibodies? Question 35 options: A) B cells B) T cells C) macrophages D) neutrophils E) both A and B Question 36 (2 points) This antibody is pentameric in structure and is the better at stimulating complement than other antibody classes (can form a staple conformation): Question 36 options: A) IgM B) IgE C) IgD D) IgA E) IgG Question 37...
immunology practing samples and not sure if my answers correct. 1. NK cells are effective against...
immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
11) Which type of white blood cel is particularly atracted to sites of parasiltic worm in monocyles B.eosiopils C.basophils D. neutrophilsE lymphocytes 12) All of the following are granulocytes except racotesingphis C.Nmphooyes D.basophls. E.All f the choices are ABphis T cels e) Speaiic defenses: A) function against any infectious agent B. include phagocytes and interferon A. complement B. interferons. C ukotrienes. D. pyrogens. E. lysozymes A. neutrophils B macrophages C.Kpffer cells D. monocytes E.lymphocytes function in cell-mediated immunity. 13)function in...
the area of 20. Immediately following tissue damage, blood vessels dilate or increase in diameter in damage and their permeability increases. Dilation of blood vessels is called a. vasodilution e. vasodilation d. inclusion 21. Thecells destroy the target cels with perforin which lyses the infected cell. a. Protein b. Paraffin c perforin e. none of the above d. porin 22. The phase of fever that indicates that the body tempersture is falling is e.seizure b. shivering mmmunity inwolves the production...
2s Antigen-Antibody interactons ooour in which of the foliowing ways? A Opsonization BNecation A D. Complement Fixation EAl the above are cormect 26 Antigen binding sites of an anibody are locaed in the A. Light chains alone D. Fab regions of the antbody B Heavy chains sioneCF ion of the antbody E. Soft chains alone 27 Nonspecific chemical defenses include D stomach hydrochlorie acid A. lysozyme E. All of the choices are corredt Blacic acid and electrolytes of sweat Cskins...
immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
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