Why does the Adaptive Immune System keep a memory of the pathogens they fight off, but Innate System does not?
A. Adaptive immunity is present at birth and needs to keep a memory of these pathogens over time, but Innate immunity is temporary so it does not a memory of pathogens.
B. Adaptive immunity is short lived, it keeps a memory of pathogens for future reference, whereas Innate immunity is present at birth so it does not need to keep a memory.
C. Innate immunity does not fight off pathogens so it cannot keep a record, while Adaptive immunity only fights off pathogens, therefore needing to keep a memory of them.
Select your answer:
Topics:
Circulation of Blood Systematic Bacteriology Human Eye Foodborne Illness Psoriasis Vitals Year 7 Nutrition Cells and Organ Systems Skeletal System Musculoskeletal Psychiatry Immune Cells Faction Health Issues and Concerns First Aid Check up Bones, Joints and MusclesOther quiz:
Selective Breeding › ViewTo breed a cow that produces a lot of milk a farmer would breed:
A. Two cows that produce a lot of milk
B. A cow and a bull that produce a lot of milk
C. A cow who produces a lot of milk and a bull whose mother produced a lot of milk
D. The biggest cow and the biggest bull
Musculoskeletal System › View
Muscle movements that you choose to control
A. Involuntary
B. Voluntary