The phrase "at origins" is correct and usable in written English.
It can be used when discussing the starting points or sources of something, often in a historical or analytical context.
Example: "The researchers focused on the cultural practices at origins to understand their evolution over time."
Alternatives: "at the source" or "at the beginning".
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After being asked about their daily mobility routines and actual their traffic behaviour, charging at origins and destinations seemed to be the most accepted option.
Trade impedance at origins is spatially clustered for the total dataset and randomly distributed for commodity segments, and randomly distributed at destinations.
It is usually loaded onto a single strand of DNA at origins of replication from its complex with its loading partner DnaC, then translocates in the 5′ to 3′ direction, unwinding duplex DNA in an NTP-driven process.
Eukaryotic cells coordinate chromosome duplication by the assembly of protein complexes at origins of DNA replication by sequential binding of member proteins of the origin recognition complex (ORC), CDC6, and minichromosome maintenance (MCM) proteins.
They will also directly impact on the flexibility and ability of rail operations and their integration with other transport modes (e.g. pick-up service at origins and delivery service at destinations) to meet customer demands and expectations.
Timing of firing at origins is approximated by the average replication timing of the peak loci.
We therefore determined K36me3 at origins at a genome-wide level.
Furthermore, Gcn5p physically associates with origins of DNA replication, while its deletion leads to localized condensation of chromatin at origins.
