Well, According to
<span>
BBC - GCSE Bitesize: Blood,
</span> White blood cells can engulf bacteria and other pathogens by phagocytosis. They can change shape easily and produce enzymes that digest the pathogens. Other types of white blood cell secrete antibodies that help destroy pathogens.
There are very interesting facts, and stories to that site, Plus, I am not Copying and pasting, If I ever do, I tell you the site to where it Found your answer too. :)
More personal questions ask an adult
Answer:
When precipitation falls over the land surface, it follows various routes in its subsequent paths. Some of it evaporates, returning to the atmosphere; some seeps into the ground as soil moisture or groundwater; and some runs off into rivers and streams.
Explanation:
Prokaryotic cells do not have membrane bound organelles