Consider two IgG molecules, each of which reacts with a different epitope. Which of the following
statement(s) is(are) TRUE?
a. They will have the same amino acid sequence in their constant regions.
b. They will have different amino acid sequences in their variable regions.
c. They can bind the same antigen.
d. They can bind different antigens.
e. They can bind the same antibody.
D
You might also like to view...
Malarial parasites are able to evade the active immune response by
a. remaining inside the host cells throughout the whole infection, thereby avoiding exposure to antibodies in the bloodstream. b. secreting substances that block the binding and recognition of their protein by host B cells. c. changing their coat proteins so that the host antibodies in current production cannot bind to them. d. overwhelming the immune cells and antibodies by an enormous production of parasitic cells. e. interfering with the production of memory cells, so that subsequent infections are just as deadly as initial ones..
Which subgroup of mammals raises their young in pouches?
A) Marsupials B) Monotremes C) Eutherians D) Cetaceans
Periderm is the functional replacement of the bark. Indicate whether the statement is true or false
The plasma membrane of eukaryotes contains all of the following except ________.
A. phosphoglycerides B. peptidoglycan C. sphingolipids D. sterols