Exceptions are allowed in certain compounds and borrowings.
Similarities of sulfur and oxygen are exhibited in certain compounds in which these elements interchange for one another.
The results of gas chromatography show that under microwave radiation, the carbon composition of the gas condensate sample changes with different durations of the irradiation, and these changes in certain compounds do not have a clear trend.
The ones in certain compounds remain ("well-being," for example), as do those indicating a word break at the right-hand margin — the use for which this versatile little punctuation mark, a variation on the slash, the all-purpose medieval punctuation, was invented in the first place.
This may also allow tubers to partially, but not completely, compensate for a decrease in certain compounds.
Throughout the fingerprinting process the information, which bonds a fingerprint feature represents in a certain compound, is stored.
Although the animal experiment currently still has to provide the last proof of the toxicological potency and classification of a certain compound, in vitro testing is gaining more and more importance in toxicological considerations.
Generally such membranes have to be developed specifically for a certain compound in a suited solvent.
Regarding the relative concentration of a certain compound, in the top panel, a positive threshold value indicates that the concentration is higher in B6 than in B6-H2k, whereas a negative one indicates the concentration is higher in B6-H2k.
The plates were incubated at 30°C for two weeks: if colonies could be detected on the plates, the ability to grow in presence of a certain compound was considered positive [ 3].
