An example of a low energy electromagnetic wave is
a. a radio wave
b. a microwave
c. both a radio wave and a microwave
d. neither a radio wave nor a microwave

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

What is the main fuel source for the work of the cell

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.