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0.5

Overview page. Subjects: Chemistry.

or

symbol (in enzyme kinetics) for the value of the concentration of a substrate, A, in mol dm−3, at which the velocity of the reaction, v, is...

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14

Overview page. Subjects: Genetics and Genomics.

C a radioactive isotope of normal carbon (12C) emitting a weak beta particle. The half-life of 14C is 5,700 years. This radioisotope is extensively used as a tracer in molecular biology.

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<sup>14</sup>

Robert C. King, William D. Stansfield and Pamela K. Mulligan.

in A Dictionary of Genetics

January 2007; p ublished online January 2007 .

Reference Entry. Subjects: Genetics and Genomics. 32 words.

C a radioactive isotope of normal carbon (12C) emitting a weak beta particle. The half-life of 14C

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1840

Jamie Woodward.

in The Ice Age

January 2014; p ublished online January 2014 .

Chapter. Subjects: Earth Sciences and Geography. 3425 words.

‘1840’ describes the remarkable year when Louis Agassiz came to England to publicise his glacial theory. With new converts, William Buckland and Charles Lyell, Agassiz presented papers on...

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1951

Willem J.M. Levelt.

in A History of Psycholinguistics

October 2012; p ublished online January 2013 .

Chapter. Subjects: Cognitive Psychology. 7430 words.

Psycholinguistics is a discipline that was said to have emerged in 1951, which was also the time when three notable events occurred. This chapter discusses these three landmark events that...

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50

Overview page. Subjects: Chemistry.

symbol for the molar concentration of an agonist that produces 50% of the maximal possible effect of that agonist. Other percentage values ([A]20, [A]40, etc.) can be...

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5150

Matthew E. Reynolds.

in The Oxford Handbook of Psychiatric Ethics

July 2015; p ublished online October 2014 .

Article. Subjects: Psychology; Clinical Psychology; Counselling Psychology. 1292 words.

5150: On Unethical Privacy is an autobiographical piece where Matthew Reynolds recounts the situation wherein he was involuntarily committed shortly before his 21st birthday. He describes...

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59.5

David Reynolds.

in ITNOW

January 2008; p ublished online January 2008 .

Journal Article. Subjects: Computing. 0 words.

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Å

Robert C. King, Pamela K. Mulligan and William D. Stansfield.

in A Dictionary of Genetics

January 2013; p ublished online January 2014 .

Reference Entry. Subjects: Genetics and Genomics. 4 words.

Angstrom unit (q.v.).

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a-

James Nicholson.

in The Concise Oxford Dictionary of Mathematics

January 2014; p ublished online January 2014 .

Reference Entry. Subjects: Pure Mathematics. 19 words.

Prefix meaning ‘not’. For example, an asymmetric figure is one which possesses no symmetry, which is not symmetrical.

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