Examples of 'has not been observed' in a sentence
Meaning of "has not been observed"
has not been observed: a statement indicating that something has not been witnessed or noticed. This phrase is used in scientific contexts to denote a lack of empirical evidence for a particular occurrence
How to use "has not been observed" in a sentence
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has not been observed
That has not been observed for a millennium.
Impact on human fertility has not been observed.
It has not been observed to produce fruits or seeds.
Spawning activity has not been observed in nature.
It has not been observed in any other protected area.
Hepatic metabolism of anidulafungin has not been observed.
The asteroid has not been observed since.
Impairment of adrenal steroidogenesis has not been observed.
Infanticide has not been observed in stable groups.
Germination of the conidia has not been observed.
This has not been observed with.
Vertical transmission has not been observed.
This has not been observed in vivo.
Impact on human fertility has not been observed so far.
This has not been observed in the real world.
See also
So far this behaviour has not been observed elsewhere.
This has not been observed for other compositions.
The reciprocal has not been observed.
It has not been observed in fruit.
Inbreeding depression has not been observed in the breed.
Has not been observed at this unit during the period.
Such induction has not been observed in man.
A difference in pharmacokinetics due to sex has not been observed.
This development has not been observed elsewhere.
It has not been observed that its activation produces psychoactive effects.
Yet this principle has not been observed in practice.
Growth on nitrate as the only nitrogen source has not been observed.
Glycaemic control has not been observed in these trials.
Communication between aquatic genets has not been observed.
The fruit has not been observed.
The spawning behavior of these fish has not been observed.
This stability has not been observed for fructooligosaccharides.
Interaction with other medicines has not been observed.
Resistance has not been observed either in vivo or in vitro.
Rebound hypertension has not been observed.
This has not been observed before.
Direct exchange of meat for sex has not been observed.
This effect has not been observed in the literature.
But until today dark matter has not been observed.
This has not been observed in other gears.
Induction of hepatic metabolism has not been observed in clinical studies.
Lysis has not been observed over a period of several months.
No training can be performed if the schedule has not been observed in detail.
This behavior has not been observed in eastern lowland gorillas.
The smoke rising from the crater has not been observed.
This fact has not been observed for sodium.
You also told us that there is a condition which has not been observed.
Molybdenum deficiency has not been observed in healthy people.
It is thought to be physically associated although orbital motion has not been observed.
Molybdenum deficiency has not been observed in healthy adults.
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Examples of using Observed
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No anomalies were observed in the vicinity of the derailment
Observed for the carriage of chilled foodstuffs
Due process is observed in all extradition cases
Examples of using Not
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I am not really sure what that thing was
Use where walls are not perpendicular to base
I am not saying that you do not care
Examples of using Has
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She has the baby with her
The incarceration system has been described as follows
It has signed or ratified the following instruments
