This task contains 15 questions.
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Which of these cells is a phagocytic leukocyte that deserve to engulf a foreign bacterium?
B cell
cytotoxic T cell
plasma cell
helper T cell
macrophage
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_____ connect with the antigen-class II MHC complicated presented by macrophages.
B cells
Bacterial cells
Helper T cells
Epithelial cells
Cytotoxic T cells
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B cell that have actually been created by interleukin-2 develop into _____.
macrophages
helper T cells
cytotoxic T cells
antigens
plasma cells
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The role of cytotoxic T cells is the secretion of _____, i m sorry plays a function in the _____ immune response.
antibodies ... Antibody-mediated
antibodies ... Humoral
perforin ... Cell-mediated
perforin ... Humoral
interleukin-2 ... Humoral
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Clonal choice is the division of _____ that have been stimulated by binding to an antigen, which results in the production of cloned _____.
helper T cells ... Plasma cells
B cell ... Plasma cells and memory cells
T cell ... B cells
B cell ... Macrophages
macrophages ... B cells and T cells
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Which of this cells is responsible for the rapidity of the second immune response?
memory cells
cytotoxic T cells
macrophages
cytokines
plasma cells
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Which of this cells produce and also secrete antibodies?
macrophages
cytotoxic T cells
helper T cells
bacterial cells
plasma cells
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The hereditary material of HIV consists of _____.
single-stranded DNA
single-stranded RNA
double-stranded DNA
double-stranded RNA
none of the above
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Which that these binds to receptor molecules on the organize cell membrane?
A
B
C
D
E
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What is the duty of reverse transcriptase?
catalyzing the development of a polypeptide indigenous a RNA template
catalyzing the development of DNA indigenous a polypeptide template
catalyzing the development of RNA indigenous a polypeptide template
catalyzing the formation of RNA indigenous a DNA template
catalyzing the development of DNA from a RNA template
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What is the source of a viral envelope?
host cell DNA
prophages
provirus
host cabinet membrane
viral glycoproteins
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Which of this is reverse transcriptase?
A
B
C
D
E
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Which of these is the viral genome?
A
B
C
D
E
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What enzyme is responsible because that the procedure seen here?
RNA polymerase
DNA polymerase
reverse transcriptase
endonuclease
DNA ligase
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Double-stranded viral DNA is integrated into a organize cell together a _____.
promoter
provirus
transposon
lac
homeoboxes
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