Antigens are molecules which trigger an immune response in the human body.
Complete the table by adding a (✓) to show which of the features is true for antigens.
Feature | A feature of antigens (✓) |
Allow cell-to-cell recognition | |
Can be glycolipids or glycoproteins | |
Found on the surface of all pathogens only | |
Responsible for allergic reactions | |
Produced by activated B-lymphocytes | |
Trigger complement proteins |
Blood donors who have blood type O- are considered 'universal donors' meaning they can donate blood to recipients of all other blood types without causing agglutination of the blood.
Which blood type is a universal receiver of blood?
State what component of a blood cell determines blood group of an individual.
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