Q: Does "These sediments consist of a series of sands and clays deposited on decaying organic marine matter, that over time, transformed into oil and natural gas." provide a valid answer to "What materials are underpinning the land surface of Houston?"?
A: no

Q: Does "Photo Gallery is an optional application to view, create and group photos from PS3, which is installed separately from the system software at 105 MB." provide a valid answer to "What application lets PS3 users view and organize photographs?"?
A: yes

Q: Does "These include DNA regions that are not transcribed as well as untranslated regions of the RNA." provide a valid answer to "What is another element of the structure of a gene?"?
A: yes

Q: Does "From 1898, it was commonly accepted that the name was of Celtic origin and meant place belonging to a man called *Londinos; this explanation has since been rejected." provide a valid answer to "Who came up with an explanation of the origins of London's name that contradicted earlier assumptions"?
A:
no