CAIE IGCSE Biology 9.4.1 Components of Blood Questions
Practise naming plasma, red and white blood cells and platelets from descriptions, images and transport clues.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- identify plasma as the liquid component of blood that carries cells and dissolved substances
- identify red blood cells and platelets as cellular blood components from diagrams or descriptions
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 ;
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