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Chan, Gray and Titze, quantified the effect of hyaluronic acid on both the viscosity and the elasticity of vocal folds by comparing the properties of tissues with and without HA. [6] The results showed that removal of hyaluronic acid decreased the stiffness of the vocal cords by an average of 35%, but increased their dynamic viscosity by an ...
An automotive assembly line at Opel Manufacturing Poland in 2015 SEAT, Škoda, and Volkswagen cars being transported by train in Kutná Hora, Czech Republic in 2014. The automotive industry comprises a wide range of companies and organizations involved in the design, development, manufacturing, marketing, selling, repairing, and modification of motor vehicles.
Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.
For example, an interviewer may be told to sample 200 females and 300 males between the age of 45 and 60. It is this second step which makes the technique one of non-probability sampling. In quota sampling the selection of the sample is non-random. For example, interviewers might be tempted to interview those who look most helpful.
Married women's participation in the U.S. labor force rose from 5.6–6% in 1900 to 23.8% in 1923. [ 106 ] [ 107 ] These shifts in the labor force led to changes in the attitudes towards women at work, allowing for the revolution which resulted in women becoming career and education oriented.
For example, the classic of urban anthropology, Ulf Hannerz in the introduction to his seminal Exploring the City: Inquiries Toward an Urban Anthropology mentions that the "Third World" had habitually received most of attention; anthropologists who traditionally specialized in "other cultures" looked for them far away and started to look ...