From the individual administering the drug and the person receiving the drug
Answer:
Atoms of all elements—except for most atoms of hydrogen—have neutrons in their nucleus. Unlike protons and electrons, which are electrically charged, neutrons have no charge—they are electrically neutral
It's kinda hard to read can you put another pic or something?
1. Inflammation
2. Antibody
3.Thrombin
4. B cells are activated and release antibodies.