radioisotopic study

См. также в других словарях:

• Isotopic labeling — (or isotopic labelling) is a technique for tracking the passage of a sample of substance through a system. The substance is labeled by including unusual isotopes in its chemical composition. If these unusual isotopes are later detected in a… …   Wikipedia

• Mohamed Ghonim — Ghonim, Mohammed A محمد غنيم Born 17th March, 1939 Mansoura, Egypt Nationality Egyptian Fields …   Wikipedia

• Biochemistry — For the journal, see Biochemistry (journal). Biological Chemistry redirects here. For the journal formerly named Biological Chemistry Hoppe Seyler, see Biological Chemistry (journal). Biochemistry, sometimes called biological chemistry, is the… …   Wikipedia

• Metabolism — Cell metabolism redirects here. For the journal, see Cell Metabolism. Structure of adenosine triphosphate, a central intermediate in energy metabolism Metabolism (from Greek: μεταβολή metabolē , change or Greek: μεταβολισμός metabolismos,… …   Wikipedia

• History of biochemistry — The history of biochemistry spans approximately 400 years. Although the term “biochemistry” seems to have been first used in 1882, it is generally accepted that the word biochemistry was first proposed in 1903 by Carl Neuberg, a German… …   Wikipedia

• Neural crest — The formation of neural crest during the process of neurulation. Neural crest is first induced in the region of the neural plate border. After neural tube closure, neural crest delaminates from the region between the dorsal neural tube and… …   Wikipedia

• Radioactive decay — For particle decay in a more general context, see Particle decay. For more information on hazards of various kinds of radiation from decay, see Ionizing radiation. Radioactive redirects here. For other uses, see Radioactive (disambiguation).… …   Wikipedia

• radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… …   Universalium

• carrier — 1. A person or animal that harbors a specific infectious agent in the absence of discernible clinical disease and serves as a potential source of infection. 2. Any chemical capable of accepting an atom …   Medical dictionary

• Sonda interestelar — Pioneer 10/11 Una sonda interestelar es una sonda espacial que dejó o se espera que abandone el sistema solar y que entre al espacio interestelar, típicamente definida como la región más allá la heliopausa. También se refiere a las sondas capaces …   Wikipedia Español