Recently discovered a century ago, crystals are still growing, following various methods of obtaining and their very chemical and biological importance. This article describes: the synthesis, structure and properties of ...

From the "La Izvor " Lake water were isolated 8 strains of microalgae: Oscillatoria planktonica, O. brevis, O. acutissima, Chlorella vulgaris, Nostoc verrucosum, Spirulina major, Anabaena variabilis, Aphanizomenon flos-aquae. ...

The approaches regarding environmental DNA research represent a set of non-invasive, efficient, and sensitive techniques that comes to complement traditional biomonitoring methods. In order to perform sequencing and ...

It has been theoretically studied the mechanism of formation of the peptide bond in the protein molecule. Condensing reactions between alanine (Ala), glycine (Gly) and valine (Val) with the formation of dimomers: alanilglycine, ...

An esential aspect of modern pharmacy is the quality control of the products. Combining the current drug control with tracing its quality during conservation, as well as improving its quality are the main objectives of our ...

The article presents data on the compliance of the school furniture in pre-university education institutions for children’s’ waists, conditions that are imposed by the sanitary-hygienic norms. It was found that students ...

At the European level, at least 43,7% of aquatic mollusc species are considered threatened, with at least 12,8% of them critically endangered and 10,5% on the verge of extinction and 20,4% - species with vulnerable status. ...

Scientific knowledge adds value to the relationship between the two essential stages of learning: empirical and abstract. The concept of knowledge refers to the interrelationship between the subject of learning and the ...

The article highlights two dimensions of approaching intellectual education in the process of developing investigative competence in the Geography Discipline in high school. The elements that build the cognitive-scientific ...

The synthesis and study of coordinating compounds with pyridinecarboxylic ligands is of interest due to the fascinating architectures they form, but also to the sorbent, luminescent, magnetic and biological properties. In ...