The underlying basis for an allergic reaction is ____

a. IgG production
b. complement activation
c. cytotoxic T cell activity
d. over activity of mast cells
e. IgA production


ANSWER: d

Biology & Microbiology

You might also like to view...

DNA polymerase III has the ability to begin synthesis of the new daughter strands immediately following the formation of the replication fork

Indicate whether the statement is true or false

Biology & Microbiology

Where are the protein complexes associated with the electron transport chain located?

A. mitochondrial matrix B. mitochondrial membrane C. mitochondrial inner membrane D. mitochondrial intermembrane space E. cytosol

Biology & Microbiology

A proto-oncogene ____

a. always becomes cancerous b. causes cancer c. encodes tumor-suppressing proteins d. repairs DNA e. regulates cell division

Biology & Microbiology

Which of the following are examples of exotoxins?

a. streptolysin b. coagulase c. collagenase d. keratinase e. kinase f. LPS g. hemolysis

Biology & Microbiology