Problem: Does "Most materials used in antennas meet these conditions, but some microwave antennas use high-tech components such as isolators and circulators, made of nonreciprocal materials such as ferrite." answer the question "What is one material that does not have this quality?"

A: yes

Problem: Does "The Color Orange democracy group, led by Danish sculptor Jens Galschit, originally planned to join the Hong Kong Alliance relay and paint the "Pillar of Shame", a structure he built in Hong Kong to commemorate the 1989 Tiananmen Square protests." answer the question "What group did Jens Galschit lead?"

A: yes

Problem: Does "In aerobic organisms, oxygen is used as the electron acceptor." answer the question "In what organisms is oxygen used as eelectron acceptor?"

A:
no