diffusion

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Related to passive transport: bulk transport

diffusion

the process whereby INNOVATIONS are accepted and used by firms and consumers through imitation, licensing agreements or sale of products and patents.

Collins Dictionary of Economics, 4th ed. © C. Pass, B. Lowes, L. Davies 2005

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The passive transport of calcium was measured in everted gut sacs prepared from the 5 cm segment of the ileum and of the duodenum immediately distal to that used for active transport measurement.

Influence of dietary calcium content on intestinal permeability in rat

The higher prevalence of perceived fatigue during bag carriage amongst adolescents in the high duration/ passive transport category suggests that these adolescents had poor muscular endurance compared to their peers in the high duration/active transport category.

Perceived school bag load, duration of carriage, and method of transport to school are associated with spinal pain in adolescents: an observational study

In addition to active dispersal, passive transport of T.

Reinfestation sources for Chagas disease vector, Triatoma infestans, Argentina

We performed a swash-riding experiment to determine the effect of the hydroid colony on shoreward passive transport of clams by wave swash.

The association between the coquina clam Donax fossor say and its epibiotic hydroid Lovenella gracilis clarke