Create an account
immunity that is produced as a result of an encounter with an antigen, with subsequent production of memory cells (B cells)
substance produced by the body that inactivates or destroys another substance that is introduced into the body; immunoglobulin
immunity that requires some diliberate action, such as a vaccination, to achieve exposure to the potentially harmful antigen
substance produced by the body that inactivates or destroys another substance that is introduced into the body; antibody
immunity that results when an individual receives the immune agents from some other source other then his or her own body
rapid and intense reaction to antigens on second & subsequent exposures attributable to memory cells (B cells)
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together