The phrase "are indeed functional" is correct and usable in written English.
It can be used to emphasize that something is working effectively or serves its intended purpose.
Example: "The new software updates are indeed functional, providing users with a smoother experience."
Alternatives: "are certainly operational" or "are truly effective."
However, these studies did not show that the new hypothalamic neurons are indeed functional cells.
Ligand blotting showed that both IGFBP-1a and -1b proteins are indeed functional IGF binders (Fig. 5A).
Furthermore, we have shown that the conserved C-terminal motifs postulated to be required for autophosphorylation are indeed functional.
To test whether the NMDAR complexes that are induced by eA5 are indeed functional, we performed direct recordings from hippocampal neurons.
The energy-dependent anti-β-aggregation activity of these chaperone samples indicates that A11-immunoreactive chaperones are indeed functional; thus, a significant number of chaperone molecules in these purified samples are natively folded [4], [11].
Metaphase spreads revealed a strong reduction in the number of railroad chromosomes in cell lines stably transfected with wild type ESCO2 (Figure 1C), demonstrating that the V5- and GFP-tagged ESCO2 proteins are indeed functional, in spite of their relatively high expression levels.
These observations prompted us to test whether the progeny of the btd mutant type II neuroblast resembling Ase− immature INPs were indeed functional by examining their dependency on brat function.
Those conclusions, in a nutshell, are that T. rex's arms were, indeed, functional.
Assessment of clotting activity by activated partial thromboplastin time confirmed that circulating canine FIX was indeed functional.
In tests of viability, Karnik and Bose found the recovered white blood cells were able to successfully eat up bacteria, signaling that the cells were indeed functional.
The resulting data has shown that the proposed processor is indeed functional to produce a hydrogen-rich gas with 60 70% H2 of about 1.6 l/min at PEFC-fuel standard from the clean model biogas.
