channel degradation
51Extinction des especes — Extinction des espèces Pour les articles homonymes, voir Extinction. Les mécanismes de l évolution biologique Mécanismes non aléatoires …
52Apoptosis — (IPA en|ˌæpəpˈtoʊsəs [ [http://www.webster.com/dictionary/apoptosis Webster.com dictionary entry] ] ) is a form of programmed cell death in multicellular organisms. It is one of the main types of programmed cell death (PCD) and involves a series… …
53MHC class I — Schematic representation of MHC class I MHC class I molecules are one of two primary classes of major histocompatibility complex (MHC) molecules (the other one being MHC class II) and are found on every nucleated cell of the body (and thus not on …
54Geology of Mars — Mars   Mars as seen by the Hubble Space Telescope Designations …
55Cobranet — is a combination of software, hardware and network protocols designed to deliver uncompressed, multi channel, low latency digital audio over a standard Ethernet network. Developed in the 1990s, CobraNet is widely regarded as the first… …
56drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… …
57Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… …
58Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …
59Comparison of analog and digital recording — This article compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded using either digital or analog techniques. An analog… …
60Nutritional economics — is a synthetic concept that deals with the interplay between economic systems, nutritional status and food security, and how changes in the former affect the latter. If economic and environmental changes in a community affect access to food, food …
