question: OPTIONS:
- yes
- no
Koch's postulates can not be applied ethically for many human diseases because they require experimental infection of a healthy individual with a pathogen produced as a pure culture.
What must an infectious agent only be identified in to satisfy the first of Koch's postulates?

answer: no

[Q]: Sentence: Richard Taruskin impugns Schumann's attitude toward Chopin's works as patronizing and comments that Chopin "felt his Polish patriotism deeply and sincerely" but consciously modelled his works on the tradition of Bach, Beethoven, Schubert and Field. Question: George Golos references what two musicians when claiming Chopin's nationalism was overrated? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "In addition, the King's right to raise taxes was abolished; no new taxes could be raised without the agreement of the nobility." provide a valid answer to "WHy did King louis approve the privilege?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "According to the QS World University Rankings 2015/16, London has the greatest concentration of top class universities in the world and the international student population around 110,000 which is also more than any other city in the world." answer the question "What professional services network named London the world's capital of higher education?" OPTIONS:
- yes
- no

A: no

Does the sentence "Mahayana Buddhism instead aspires to Buddhahood via the bodhisattva path, a state wherein one remains in this cycle to help other beings reach awakening." provide a valid answer to the question "Mahayana aspires to Buddhahood through what path?" OPTIONS:
- yes
- no

A: yes

Does the sentence "London is a major international air transport hub with the busiest city airspace in the world." provide a valid answer to the question "In terms of international travel, which airport is the world's busiest?" OPTIONS:
- yes
- no

A:
no