Sentence examples for must be chemically from inspiring English sources

Nonmetallic surfaces, such as plastics, must be chemically treated prior to electroless plating.

Post-translationally, certain proteins (e.g., insulin) are synthesized in an inactive form and must be chemically modified to become active.

Biological tissues must be chemically fixed before they can be implanted in humans as tissue engineering scaffolds.

In other instances, the sample must be chemically or physically treated in order to place it in a form that can be assayed.

The stigma is the pollen receptor site and must be chemically compatible with any pollen that lands on it for the pollen grain to germinate.

In some cases additives are required to mask interference, or the analyte must be chemically converted to another form to facilitate its measurement.

Transcription factors must often be chemically modified to perform their functions.

Carl Woese criticized this argument, noting its dependence on the assumption that the genetic code is a "historical accident" and must not be "chemically determined" [ 23].

Under the classification of chemically modified natural products falls the use of protein in producing bioplastics as protein must be modified chemically by the addition of plasticizers and the use of thermal treatments.

That means some deuterium must be binding chemically to interstellar dust grains in the frigid cold of deep space, the team reports, changing in the process from its easily detectable gaseous form to a relatively stealthy solid.

The only way to permanently change those hair bonds, cannot be done with heat, it must be done chemically.