Photo AI
Which observations can be used to demonstrate Koch’s contribution to understanding the cause of disease? (A) Polio vaccinations trigger an immune response - HSC - SSCE Biology - Question 8 - 2007 - Paper 1
Question 8
Which observations can be used to demonstrate Koch’s contribution to understanding the cause of disease? (A) Polio vaccinations trigger an immune response. (B) Som... show full transcript
Worked Solution & Example Answer:Which observations can be used to demonstrate Koch’s contribution to understanding the cause of disease? (A) Polio vaccinations trigger an immune response - HSC - SSCE Biology - Question 8 - 2007 - Paper 1
Step 1
Observations used to demonstrate Koch’s contribution
Answer
The correct observation is (D) The bacteria, Heliobacter pylori, is present in the stomach of all people diagnosed with stomach ulcers. This aligns with Koch's postulates, which are criteria designed to establish a causative relationship between a microbe and a disease. Heliobacter pylori is recognized as a significant factor in the development of stomach ulcers.