It is challenging to develop comprehensive, consistent, analyzable requirements models for evolving requirements.
Modern societies are highly dependent on complex, large-scale, software-intensive systems that increasingly operate within an environment of continuous availability, which is challenging to maintain and evolve in response to the inevitable changes in stakeholder goals and requirements of the system.
However, because the ribosome is essential for proteome synthesis and many mutations in the ribosome are dominant-negative or lethal in the cell, 2 it is challenging to alter and evolve the natural ribosome for unnatural polymer synthesis in cells.
However, it was noted that construction sites – and consequently risks – continually evolve and it is challenging to address this inherent characteristic with the proposed system.
In addition, the regulatory environment in China is evolving and thus it is challenging to stay current on the regulations.
"There's an argument that can be made that if lethal injection were to be challenged under the evolving standards, the opinion of professional associations [like the ANA] would come into play," he added. .
Human health and animal welfare continue to be challenged by rapidly evolving pathogens.
However, only few studies have explored how traditional knowledge management processes and practices are challenged and evolve in relation to social and technological transformation stemming from the new age of cloud-computing environments.
Nowadays architects are challenged by constantly evolving technology and, in consequence, are provoked to explore undiscovered domains.
Ambitions for international stature, bolstered by a large and young population base, a world-class port and modern facilities are challenged by a rapidly evolving regional economy.
