The phrase "and represent a high" is grammatically correct and can be used in written English.
It can be used in contexts where you are describing something that signifies or indicates a high level of a particular quality or characteristic.
Example: "The results of the survey and represent a high level of satisfaction among the participants."
Alternatives: "and indicate a high" or "and signify a high".
Objective: Sinus infections are common and represent a high cost to the health care industry.
In contrast, the flammable shrublands have rather short fire return intervals and represent a high fire hazard for the whole study area.
Our results show that the largest fragments do not always hold the highest species richness; that small fragments comprise of high seedling species diversity, and represent a high regeneration potential for tree native species in the study landscape.
Drugs are an essential part of medical practice and represent a high economic burden.
Patients after pancreatic surgery often present with postoperative diabetes and represent a high risk group for side effects during Cisplatin and Interferon based chemotherapy.
Chronic respiratory diseases are a major cause of mortality and morbidity, and represent a high chronic disease burden, which is expected to rise between now and 2020.
The results of his study also showed that the shallow water table depths and the permeable sandy substrates of his study sites were typical of many coastal plain settings and represent a high-risk setting for ground water contamination from domestic waste water disposal (Reay 2004).
Only high-grade superficial tumors (pTa GIII and pT1 GIII) progress to invasive disease and represent a high-risk for death from disease [ 4].
Second to third instars were chosen as they perform less defensive behaviors (e.g., kicking) and represent a high-quality resource for A. ervi, being normally preferred over other nymphal stages (Henry et al. 2008).
In general, indirect costs, such as costs caused by sick leave from paid work, are substantial and represent a higher burden to the economy than direct costs [ 8].
Therefore, the majority of influenza/ILI diagnoses captured in the NEI system using ICD-9 codes would be expected to be type A and represent a higher proportion of true influenza illness than ILI during the 1996 1997 influenza season.
