Does that mean that metabolic networks are unconstrained, or only weakly constrained in changing their complement of enzymatic reactions on evolutionary time scales?
Indeed, mitosis has been identified as a critical stage when a shift in gene expression between cellular generations may be achieved by changing the complement of chromatin-binding proteins present in a cell [ 13, 14].
These observations, together with the continual discovery of new microbial metabolic pathways and enzymes, raise the possibility that metabolic networks are only weakly constrained in changing their complement of enzymatic reactions.
Many scholars have also emphasized the necessity of changing or complementing face-to-face methods for continuing education [ 8].
Exposed to searching close-ups throughout, Colin Firth gives the performance of his career as George, and subtle, and sometimes not so subtle, gradations of colour and visual texture reflect and complement his changing moods as the day goes on.
Niches that allow value addition to livestock production should be identified to find ways for changing land use to complement rather than substitute for livestock production.
His unique vision for their tour visuals relied upon a sensibility between the band's sound and the technology being used to create the visuals, taking his inspiration from art installations to create an immersive environment of changing color that would complement and augment the band's performance.
The President says that this "enterprise value tax", as he calls it, is needed as a complement to changing the tax rate on carried interest in order to prevent fund managers from circumventing the new rule by selling their businesses to avoid paying higher tax rates on future carried interest income.
Complemented by changing market conditions, the policy has lead to lower US settlement rates, but most rates still exceed competitive market levels.
Nothing complements the changing leaves quite like a fresh-baked apple pie or a hearty slather of apple butter.
