Topic: Body Transport System Subtopic: What is blood?
Where are red blood cells made?
Answer: When old ones die, new red blood cells are produced in the bone marrow, which fills the center of the large bones like shin bone.
Learn also:
- How are fats digested?
- What is job of plasma?
- Whah happens in diarrhea and when it stops?
- What is digestive system?
- What is hemophilia?
- What is anemia?