When B cells encounter a pathogen, they <span>divide and produce large amounts of an antibody. The correct option among all the options that are given in the question is the second option or option "b". I hope that this is the answer you were looking for and it has actually come to your help.</span>
The example of the principle of the separation of powers is all of the choices given here. So the correct answer is D, all of the above.
<span>The layer of Earth's atmosphere where atoms and molecules escape into space is referred to as the ozone layer</span>
A sudden blockage of a blood vessel by a foreign object would be called an "embolism".
