Answer:
The right atrium takes blood from the veins and pumps it into a ventricle
Please mark as brainliest
Answer:
Mitosis Shape Change and stuff
Explanation:
Opsonization.
Explanation:
- Complement proteins and antibodies coat a microorganism and provide binding sites, enabling macrophages and neutrophils to phagocytize the organism. This phenomenon is termed opsonization.
Opsonization occurs as a result of binding of a molecule called opsonin to the epitope of a pathogen.
Opsonization helps the immune system to select and kill the infected cells instead of targeting all the cells in general.
Answer: This is called chlorine
Explanation: 18