The phrase "a specimen has been" is correct and usable in written English.
It can be used when discussing the status or condition of a specimen in a scientific or academic context.
Example: "A specimen has been collected from the site for further analysis."
Alternatives: "a specimen was obtained" or "a specimen has been gathered".
A specimen has been found with remains of an A. sesquipedale pollinarium on its tongue and captive individuals have been photographed while visiting the orchid in large flight cages and shown to be effective pollinators under these conditions (Wasserthal 1997).
When a specimen has been proved to be contaminated, it should be discarded.
Its identity was authenticated by a taxonomist, department of Botany, S.V. University, Tirupati (voucher number 136), and a specimen has been preserved at the departmental herbarium.
As CT infections are mainly asymptomatic, and NG infections are mainly asymptomatic in women and in about 50% of men [ 19- 21], treatment and contact tracing is usually initiated once a specimen has been tested and found positive by the laboratory.
If a specimen had been previously analyzed and B. henselae was reported (7 ), the specimen was excluded from the present study.
The existing homegrown system allowed the laboratory to identify the processes that a specimen had been through, and to ascertain what processes were still required.
Since the 14C content of many Group A specimens has been influenced by the atomic bomb effect, the uplift of Group A must have occurred after 1950.
Furthermore, these bacteria are alive, as a positive culture from a skin specimen has been obtained.
A voucher specimen has been deposited in the School of Pharmaceutical Sciences, South-Central University for Nationalities.
A sample specimen has been preserved as the accession number ACCU-2011/07 for future reference.
A voucher specimen has been deposited in the Herbarium of the Kunming Institute of Botany of the Chinese Academy of Sciences.
