Search results
Results from the WOW.Com Content Network
The Kastle–Meyer test is a presumptive blood test, first described in 1903, in which the chemical indicator phenolphthalein is used to detect the possible presence of hemoglobin. It relies on the peroxidase -like activity of hemoglobin in blood to catalyze the oxidation of phenolphthalin (the colorless reduced form of phenolphthalein) into ...
Most people who take a drug test take a presumptive test, cheaper and faster than other methods of testing. However, it is less accurate and can render false results. The FDA recommends for confirmatory testing to be conducted and the placing of a warning label on the presumptive drug test: "This assay provides only a preliminary result.
Also in 2016, Quizlet launched "Quizlet Live", a real-time online matching game where teams compete to answer all 12 questions correctly without an incorrect answer along the way. [15] In 2017, Quizlet created a premium offering called "Quizlet Go" (later renamed "Quizlet Plus"), with additional features available for paid subscribers.
Within sociology, sociometry has two main branches: research sociometry, and applied sociometry. Research sociometry is action research with groups exploring the socio-emotional networks of relationships using specified criteria e.g.
The sociology of culture is an older concept, and considers some topics and objects as more or less "cultural" than others. By way of contrast, Jeffrey C. Alexander introduced the term cultural sociology, an approach that sees all, or most, social phenomena as inherently cultural at some level. [3]
John Wilfred Meyer (born 1935) is an American sociologist and emeritus professor at Stanford University. [1] Beginning in the 1970s and continuing to the present day, Meyer has contributed fundamental ideas to the field of sociology, especially in the areas of education, organizations, and global and transnational sociology.
Sociometric status is a measurement that reflects the degree to which someone is liked or disliked by their peers as a group. While there are some studies that have looked at sociometric status among adults, the measure is primarily used with children and adolescents to make inferences about peer relations and social competence.
A social norm is a shared standard of acceptable behavior by a group. [1] Social norms can both be informal understandings that govern the behavior of members of a society, as well as be codified into rules and laws. [2]