CAIE IGCSE Biology 9.4.1 Components of Blood Questions
Practise naming plasma, red blood cells, white blood cells and platelets from descriptions and diagrams.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- List red blood cells, white blood cells, platelets and plasma as the components of blood.
CAIE IGCSE Biology 9.4.1 Components of Blood Questions question 1
[Maximum number: 1]
Tissue plasminogen activators (TPAs) are human proteins that are used as drugs to break down blood clots.
TPAs break down blood clots by activating plasminogen. Plasminogen is a protein that is always present in the blood.
When activated, plasminogen forms a protease that breaks down fibrin molecules.
Plasminogen is found in the plasma.
State what is meant by the term plasma.
liquid / fluid / watery, part of blood ;
All question bank results loaded