Sentence examples for stages are essential from inspiring English sources

Recovery and reuse of both of these stages are essential to SpaceX's Mars plan, as it eventually hopes to shuttle many tons of cargo from Earth to orbit, where they'll be loaded on a craft destined for Mars supply missions.

Response surface methodology (RSM) is a collection of mathematical and statistical methods to set the experimental models, in which, two stages are essential, the estimation of function and the experimental design.

In teleosts such as Atlantic salmon (Salmo salar L ., segmentation and subsequent mineralisation of the notochord during embryonic stages are essential for normal vertebrae formation.

Three pathogen life-history stages are essential to within-host reproduction; infection, the latent period of growth within the host, and finally, propagule production [ 41].

The expression of some conserved MIRNA genes and the relative abundance patterns of mature miRNAs in different organs or in different developmental stages are essential for proper cell differentiation and organ developmental regulation.

These various activities of BPA might exert complicated adverse effects on CNS development because endogenous hormones at appropriate levels at certain limited developmental stages are essential for normal CNS development.

In all case studies, the heat integration between WEN stages is essential to improve the pressure recovery, and to reduce the total costs involved in the process.

Resistance at early stages is essential for future fitness, and allocation of carbon resources to chemical defences may signify a relevant carbon sink for juvenile pines.

The quantification of miRNAs at various life cycle stages is essential for elucidating their functions in gene regulation.

All these observations are in line with our interpretation that JA at earlier flowering stages is essential for normal flower development and at later stages involved in the control of nectar secretion.

TcPRAC is present in all T. cruzi life cycle stages, is essential for parasite viability and it appears to be involved in certain metabolic pathways during metacyclogenesis as parasites overexpressing TcPRAC genes gain better host infectivity [6].