So Glendon Parker, a biochemist at the University of California, Davis, has been studying unique markers in the proteins made by DNA. (discovermagazine.com)
In addition, sugar sweetened beverage (SSB) intake is often studied as a unique marker of sugar intake. (srasanz.org)
What's most disarming about the block universe, remarks Ellis, is that unlike a movie that plays through a series of successive instants, there is no special point in time that all inhabitants would agree on as «now» — no unique marker that separates the fixed past from the open future. (discovermagazine.com)