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Illustration of streak plate procedure to achieve isolated colonies using aseptic technique. The three-phase streaking pattern, known as the T-Streak, is recommended for beginners. The streaking is done using a sterile tool, such as a cotton swab or commonly an inoculation loop. The inoculation loop is first sterilized by passing it through a ...
In this technique, a drop of the culture on the end of a thin, sterile loop of wire, sometimes known as an inoculator, is streaked across the surface of the agar leaving organisms behind, a higher number at the beginning of the streak and a lower number at the end. At some point during a successful "streak", the number of organisms deposited ...
An inoculation loop (also called a smear loop, inoculation wand or microstreaker) is a simple tool used mainly by microbiologists to pick up and transfer a small sample of microorganisms called inoculum from a microbial culture, e.g. for streaking on a culture plate.
Serial dilution is one of the core foundational practices of homeopathy, with "succussion", or shaking, occurring between each dilution.In homeopathy, serial dilutions (called potentisation) are often taken so far that by the time the last dilution is completed, no molecules of the original substance are likely to remain.
The word has been used in its modern sense only since the 1960s. Before that, to streak in English since 1768 meant "to go quickly, to rush, to run at full speed", and was a re-spelling of streek: "to go quickly" (c. 1380); this in turn was originally a northern Middle English variant of stretch (c. 1250).
A correct answer turns the ball green and adds the value of the slot it lands in to the team bank, while a wrong answer turns the ball red and deducts the value. The isolated player is not told which of their answers are correct or given any information on the team bank until they are brought out of isolation near the end of the game.
"Isolation" is a 1970 song appearing on John Lennon's first official solo album release, John Lennon/Plastic Ono Band. It ends side one of the album, and is the fifth track. It ends side one of the album, and is the fifth track.
Falangist propaganda from the Spanish Civil War, reading "By force of arms/Fatherland, Bread and Justice".. The economy of Spain between 1939 and 1959, usually called the Autarchy (Spanish: Autarquía), the First Francoism (Spanish: Primer Franquismo) or simply the post-war (Spanish: Posguerra) was a period of the economic history of Spain marked by international isolation and the attempted ...