Question

Which of the following is true of antibodies?

a. Antibodies are proteins.
b. Antibodies are specific to pathogens.
c. Antibodies are produced by the immune system.
d. All of these are true.
Treatment of an illness can include:
a. staying home
b. getting lots of rest
c. drinking plenty of fluids
d. all of these

Answer 1

For the first, D is the answer. For the second, D is the answer again