Zadanie 5b
Outline persistent changes that enable an immune person to respond to later exposure.
Long-lived memory and immunity
Explain how retained antigen-specific lymphocytes enable an effective response on later exposure to a pathogen.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z lat 2022–2026.
Zadania sprawdzające tę umiejętność: 4 Otwórz w wyszukiwarce z filtrami
Zadanie 6
Proteins contribute to structure, recognition and defence. (a) Outline the general organization of a peptide. (b) Describe the four ABO blood groups and their molecular/genetic basis. (c) Explain the adaptive immune response to invading pathogens.
Zadanie 3b
A teaching model considers a hypothetical vaccine against a tick-borne bacterium. The graph shows a volunteer’s concentration of antibodies specific to this bacterium before vaccination at day zero. (i) Suggest what the measurements before day zero indicate…
- Materiał graficzny
Zadanie 6
Plant energy capture and animal cell functions support life. (a) Outline reasons for using stem cells therapeutically. (b) Describe how leaf cells use light energy. (c) Explain how cells and cell components in blood protect against infectious disease.