The difference between antibody allotypes and isotypes is that isotypes are ________ and allotypes are ________.
A) the differences in constant regions; differences within isotypes
B) differences within allotypes; the differences in constant regions
C) the differences in constant regions; alternations in the hypervariable regions
D) alternations in the hypervariable regions; differences within isotypes
E) alternations in the hypervariable regions of one person; alternations in the hypervariable regions among a species

Question

Quizplus · Accepted Answer

Isotypes are the different classes of antibodies, whereas allotypes are the genetic variations within each isotype. The differences between allotypes are found in the constant regions of the antibody molecule, while differences between isotypes are related to the structure and function of the antibody as a whole.

The Difference Between Antibody Allotypes and Isotypes Is That Isotypes