Q: Does "Some such organisms, including the alga Chlamydomonas reinhardtii and cyanobacteria, have evolved a second step in the dark reactions in which protons and electrons are reduced to form H2 gas by specialized hydrogenases in the chloroplast." provide a valid answer to "Where does water splitting occur?"?
A: no

Q: Does "YouTube responded by stating that it "goes far beyond its legal obligations in assisting content owners to protect their works"." provide a valid answer to "Companies including Viacom and Mediaset have done what against youtube?"?
A: no

Q: Does "Interferon gamma release assays (IGRAs), on a blood sample, are recommended in those who are positive to the Mantoux test." provide a valid answer to "What liquid would you need from a patient to perform IGRAs?"?
A: yes

Q: Does "Since 1066, when Harold Godwinson and William the Conqueror were crowned, the coronations of English and British monarchs have been held there." provide a valid answer to "How many royal weddings have occurred at the abbey?"?
A:
no