Topic: Body Transport System Subtopic: What is blood?
What are platelets?
Answer: Platelets are tiny cell fragments in the bone marrow. Each platelet has a sticky membrane, but no nucleus.
- Which vessel carries blood to lungs?
- Why are circulatory disease harmful?
- What is treatment of faulty pacemaker?
- What is anther and what does it contain?
- What is flower?
- How does mineral salts enter roots?