Difference between underlying and substrate




  1. in the nature of something though not readily apparent
  2. being or involving basic facts or principles
  3. located beneath or below


The currency fund can be leveraged up to five times the value of its underlying assets.

But the underlying cause of last week's yo-yo-ing on the markets was the long-awaited shake-out of the over-valued internet companies.

Object Relational Mapping was created to abstract details of the underlying database from the Java object model.

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  1. an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population
  2. a surface on which an organism grows or is attached
  3. the substance that is acted upon by an enzyme or ferment
  4. any stratum or layer lying underneath another


Although, the protein utilized a number of fatty acids as substrate such as propionic acid, hexanoic acid, decanoic acid, lauric acid, palmitic acid, stearic acid and oleic acid (data not shown) as is the case with many other known Fatty Acyl-CoA Synthetases

α, and immune complexes were subjected to in vitro kinase assays using exogenous ATP-γ32P and PI as substrates followed by fluorography.

To overcome this problem, the Purdue researchers developed a means to create LEDs on low-cost, metal-coated silicon wafers, whereby the the silicon substrate is metalized with a built-in reflective layer of zirconium nitride.

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