Answer:
Cause that's where they find mates!!!!
If you don't know how that kind of thing works, you are likely to make mistakes regarding it. If you know how it works, you can prevent yourself from making mistakes that could endanger yourself and/or others.
<span>B cells recognize their specific antigen on the surface of the invading pathogen or recognize toxins secreted by pathogens. Then, some B cells clone into memory B cells, while others multiply as plasma cells, which generate antibodies that bind to pathogens and block them from entering your healthy cells.</span>
The nervous system consist of the brain, spinal cord and nerve fibers. Exercise Improves the brain
Making changes to improve the quality of life for people.
