The phrase "are unable to develop" is correct and usable in written English.
It can be used when discussing a lack of ability or capacity to create, grow, or progress in a certain area.
Example: "Due to the lack of resources, the team are unable to develop the new software on time."
Alternatives: "cannot create" or "are not able to progress."
Thus, our results suggest that the clinical presentations ofL1CAMmutations in human patients could be accounted for, at least in part, by cell-autonomous changes in the functional development of neurons, such that neurons are unable to develop normal axons and dendrites and to generate normal APs.
Both Antigone and Kreon are unable to develop meaningful leadership.
Without this level of strategic thought to their work the majority of Chinese companies are unable to develop and stage productions internationally, so we're often unaware of them.
Although immature sea urchin eggs have the ability to associate with spermatozoa, they also allow multiple penetration; i.e., they are unable to develop a polyspermy-preventing reaction.
The team say they have already been able to use genome editing techniques to produce pig and sheep embryos that are unable to develop a pancreas, although they are still working on the approach.
The technique was pioneered by Dr. James Grifo of the New York University School of Medicine in an effort to help infertile women whose eggs, though fertilized by sperm, are unable to develop because of defects in the cytoplasm surrounding the nucleus of each egg cell.
In addition, 43% of ndk-1 let-23 double mutandk-1 let-23ere unable to doublep into adults as they arrested developmutants earlier (L1-L3) larval stages.
Foxx will portray Nathaniel Ayers, a musician who was unable to develop his talent after he began to suffer from schizophrenia.
But crows and other members of the Corvidae family appear to be unable to develop sufficient immunity.
