Sentence examples for external and internal perturbations from inspiring English sources

In the ongoing evolutionary process, biological systems have displayed a fundamental and remarkable property of robustness, i.e., the property allows the system to maintain its functions despite external and internal perturbations.

When the networks achieve a determinate number of subsystems they maintain theirs global funcional configurations despite external and internal perturbations.

The natural robustness of biological networks allows them to maintain the organism in a healthy state despite the influence of a range of external and internal perturbations.

And adaptive algorithms are designed to observe external disturbances and internal perturbation so as to guarantee the globe robustness of control system of inverter.

The latter typically includes a very large number of micro-organisms, capable of responding more readily and rapidly to external or internal perturbations (compared with host cells).

Intracellular Ca2+ concentration in resting cells is maintained at 10 100 nM and it may go up to 10 μM during external or internal perturbations (Peretz et al. 1994; Bootman and Berridge 1995; Hardie 1996).

Wide distribution of flexibilities: The traits and processes of each individual cell and organism have different capacities to vary in response to external or internal perturbations.

This organizational concept is based on the following assumptions: Wide distribution of flexibilities : The traits and processes of each individual cell and organism have different capacities to vary in response to external or internal perturbations.

Neurons are able to restore their activity when challenged by external or internal perturbations.

Neurons are able to restore their activity to a set-point level when challenged by external or internal perturbations.

To deal with such changing conditions, biological systems require robustness, a ubiquitous property that allows cells to maintain their central functions in the face of external or internal perturbations [ 39, 40].