18. Which type of immunity defends against any type of pathogen: a. Innate b. Ad
ID: 3519104 • Letter: 1
Question
18. Which type of immunity defends against any type of pathogen: a. Innate b. Adaptive c. Cell mediated d. Humoral 19. Antibodies are: a. Lipoproteins b. Proteins c Polysaccharides d. Lipids 20 Natural exposure to a pathogen leads to: a. Active immunity b. Passive immunity c Innate immunity d. A igg antibody molecule has a. 2:2 b. 2:4 All of above are correct 21. L chains & -" chars: d. 2:1 22. The % of plasma in human blood is about: a. 15% b.30% ?. 45% d. 55% 23. Which of following is a granulocyte? a. B lymphocyte b. T lymphocyte c. Plasma cell d. Neutrophil Erythroblastosis fetalis may occur in a. b. c. d. 24. Second Rh + fetus developing in Rh-woman First Rh+ fetus developing in Rh-woman Second Rh- fetus developing in Rh- woman Second Rh- fetus developing in Rh + woman 25. Red blood cells of type O blood have on their surfaces Antigen A only Antigen B only Antigens AB Neither antigens A nor B a. b. c. d. Erythropoietin (EPO) is a(n) a. enzyme b. hormone c. antibody d. antigen 26.Explanation / Answer
18. b. Adaptive
The adaptive immune system can defend against any type of pathogens.
19. b. proteins.
Antibodies are proteins in nature. They are made up of polypeptide chains.
20. a. Active immunity.
Natural exposure to pathogen leads to active immunity.
21. a. 2:2
An IgG antibody molecule has 2 L chains and 2 H chains.
22. d. 55%
There are 55% of plasma in human blood.
23. d. Neutrophils
Neutrophils, eosinophils, and basophils are granulocytes.
24. a. Second Rh+ fetus in Rh- woman.
Erythroblastosis is a fatal condition a fetus suffers when the fetus has Rh+ve blood and the mother has Rh-ve blood.
25. d. Neither antigens A or B.
A person with blood type O has no antigens on the surface of RBC.
26. b. Hormone.
Erythropoietin is necessary for RBC production.
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.