variable amounts
31Mars — /mahrz/, n. 1. the ancient Roman god of war and agriculture, identified with the Greek god Ares. 2. Astron. the planet fourth in order from the sun, having a diameter of 4222 miles (6794 km), a mean distance from the sun of 141.6 million miles… …
32nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… …
33nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …
34Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …
35Calcium sulfate — Chembox new Name = Calcium sulfate ImageFile = Calcium sulfate hemihydrate.jpg ImageSize = 200px ImageName = Calcium sulfate hemihydrate OtherNames = Plaster of Paris, Drierite Section1 = Chembox Identifiers CASNo = 7778 18 9 RTECS = WS6920000… …
36Pulsatile insulin — Pulsatile insulin, sometimes called metabolic activation therapy, or cellular activation therapy describes in a literal sense the intravenous injection of insulin in pulses versus continuous infusions. Injection of insulin in pulses mimics the… …
37cycadophyte — ▪ plant Introduction any member of a diverse collection of mostly extinct primitive gymnospermous plants. They probably had their origins among the progymnosperms of the Devonian Period (416 to 359 million years ago), possibly among a… …
38Comparison of cricket and baseball — Cricket and baseball are the best known members of a family of related bat and ball games. While many of their rules, terminology, and strategies are similar, there are many differences some subtle, some major between the two games. Other present …
39Congo Serpent Eagle — Congo Serpent Eagle …
40Northern Fur Seal — Taxobox name = Northern Fur Seal status = VU trend = unknown status system = iucn2.3 image width = 300px image caption = Northern Fur Seal Bull, St Paul Island, 1992 photo by Rolf Ream, NMML. regnum = Animalia phylum = Chordata classis = Mammalia …
