Diferenças pontuais entre pares de bases de diferentes sequências alinhadas são o tipo mais comum de variabilidade genética. Tais diferenças, conhecidas como polimorfismos de base única (single nucleotide polymorphisms ? SNPs), são importantes no estudo davariabilidade das espécies, pois podem…

Diabetes mellitus is a syndrome which affects more and more people in all countries over the world. In Mexico, it is commonly treated with herbal extracts. Such treatment may be of considerable benefit especially during the early stages of the…

Early in the twentieth century it was shown that Mendel's laws apply to plants and animals and that genes reside on chromosomes. In the 1950s the double-helix model of DNA inaugurated the molecular biology era, which culminated at the end…

In integrated pest management (IPM), biological control is one of the possible options for the prevention or remediation of an unacceptable pest activity or damage. The success of forecast models in IPM depends, among other factors, on the knowledge of…

Após a organização conseguir sanar seus problemas operacionais, surge a necessidade de sistemas para o suporte à tomada de decisão. A área de pesquisa de mineração de dados cresce rapidamente para atender a essas novas necessidades. No entanto, a aplicação…

This is a qualitative study of the literacy practices of eight families who
live in San Andrés and San Pedro, Cholula, México. The study
looked at how fathers´ literacy experiences affect their attitudes toward
the own children´s literacy, and…

Knowledge has become one of the most important intangible assets for the company in the current competitive environment (Nonaka, 1994; Hunt, 1995; Grant, 1996; Hunt & Morgan, 1996; Teece, 1998; Lee & Sukoco, 2007; Li et al., 2009), being of…

There have been books both erudite and popular on knowledge economy and learning challenges. About two decades ago, The Fifth Discipline by Peter Senge (1990, 1994) popularised the concept of learning organisations and brought his seeming idealisms into the realm…

Santiago Yeche commercial agriculture is based on the cultivation of tomatoes and gladiolus which is also based on irrigation. The irrigation system is formed by channels and it was built during Colonial times. Santiago Yeche’s peasant families introduced gladiolus cultivation…

Santiago Yeche commercial agriculture is based on the cultivation of tomatoes and gladiolus which is also based on irrigation. The irrigation system is formed by channels and it was built during Colonial times. Santiago Yeche’s peasant families introduced gladiolus cultivation…