rate-limiting step
111Pacemaker — A system that sends electrical impulses to the heart in order to set the heart rhythm. The pacemaker can be the normal natural pacemaker of the heart or it can be an electronic device. The natural pacemaker of the heart is the sinus node, one of… …
112Acetylserotonin O-methyltransferase — Identifiers EC number 2.1.1.4 CAS number 9029 77 0 …
113Liebig's law of the minimum — Liebig s Law of the Minimum, often simply called Liebig s Law or the Law of the Minimum, is a principle developed in agricultural science by Carl Sprengel (1828) and later popularized by Justus von Liebig. It states that growth is controlled not… …
114Citric acid cycle — Overview of the citric acid cycle The citric acid cycle also known as the tricarboxylic acid cycle (TCA cycle), the Krebs cycle, or the Szent Györgyi Krebs cycle[1] …
115Network neutrality — This article is about the general principle of network neutrality. For its specific application to Canada, see Network neutrality in Canada. For its application to the U.S., see Network neutrality in the United States. Network Neutrality Related… …
116K-Casein — (or Kappa casein, k casein, kappa casein) is a mammalian milk protein involved in a number of important physiological processes. In the gut, the ingested protein is split into an insoluble peptide (para kappa casein) and a soluble hydrophilic… …
117Quality of service — In the field of computer networking and other packet switched telecommunication networks, the traffic engineering term quality of service (QoS) refers to resource reservation control mechanisms rather than the achieved service quality. Quality of …
118Discovery and development of nucleoside and nucleotide reverse-transcriptase inhibitors — (NRTIs and NtRTIs) began in the 1980s when the AIDS epidemic hit Western societies. NRTIs inhibit the reverse transcriptase (RT), an enzyme that controls the replication of the genetic material of the human immunodeficiency virus (HIV). The first …
119Tyrosine — NatOrganicBox name=( S ) 2 Amino 3 (4 hydroxyphenyl) propanoic acid PubChem = 1153 CAS = 60 18 4 SMILES = N [C@@H] (Cc1ccc(O)cc1)C(O)=O C=9 | H=11 | N=1 | O=3 mass=181.19 g/molTyrosine (abbreviated as Tyr or Y) [cite web | author=IUPAC IUBMB… …
120Alcatel-Lucent — S.A. Type Société Anonyme Traded as Euronext:  …
