Which one of the following statements about IgM is false?
A) IgM contains a J-chain.
B) IgM has a total of 10 antigen-binding sites.
C) IgM is a pentamer.
D) IgM is a long-lived molecule.
D) IgM is a long-lived molecule.
You might also like to view...
Stem cells have the ability to differentiate to form specific cell types, which divide only slowly or not at all
a. True b. False Indicate whether the statement is true or false
In people with PKU, phenylalanine from dietary proteins cannot be converted to tyrosine
a. True b. False
A ________, such as UDPG, is often attached to many sugars during synthesis.
What will be an ideal response?
What would be the frequency of pink flowers in a population where the allele frequency of CR is 0.4 and the population is in Hardy-Weinberg equilibrium? Assume that CR CR is red, CRCW is pink, and CwCw is white?
A. 0.04 or 4% B. 0.16 or 16% C. 0.2 or 20% D. 0.8 or 80% E. 0.48 or 48%