rate-limiting step
121Коптюг — Коптюг, Валентин Афанасьевич Валентин Афанасьевич Коптюг Дата рождения: 9 июня 1931(1931 06 09) Место рождения: Юхнов, Западная область, СССР Дата смерти: 10 января 1997 …
122Radiometric dating — (often called radioactive dating) is a technique used to date materials such as rocks, usually based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.[1]… …
123CAPTCHA — Early CAPTCHAs such as these, generated by the EZ Gimpy program, were used on Yahoo!. However, technology was developed to read this type of CAPTCHA[1] …
124Blood donation — Give blood redirects here. For other uses, see Give blood (disambiguation). Blood donation pictogram A blood donation occurs when a person voluntarily has blood drawn and used for transfusions or made into medications by a process called… …
125Cholesterol — IUPAC name …
126Ethanol — For other uses, see Ethanol (disambiguation). Grain alcohol redirects here. It is not to be confused with Neutral grain spirit. Ethanol …
127Heme — A heme (American English) or haem (British English) is a prosthetic group that consists of an iron atom contained in the center of a large heterocyclic organic ring called a porphyrin . Not all porphyrins contain iron, but a substantial fraction… …
128Citrate — The citrate anion A citrat …
