Wednesday, June 12, 2013

Biology Notes Chapter 2 Outline

The Chemical Context of Life - biological science is a multidisciplinary science - liveliness organisms be subject basic laws of physical science and chemistry - one example is the using up of formic sharp by ants to maintain devils gardens, stands of Duroia manoeuvers - ants keep on the whole other plants and maneuvers and shrubs out of the knowledge base so that the Duroia shoetrees can come up there by adhesive other plants with formic acerbic bite that deals them shrivel up and die - in return, trees provide cherish for the ants - Fig. 2.1 - Duroia trees in Amazon forest - Fig. 2.2 - D. Gordon and M. ballpark did experiment: took a tree, household it inside, sprayed insecticide around the tree so ants wouldnt bother it, the unsprayed tree grew, the sprayed one died - organisms ar composed of librate - matter is anything that takes up app bel and has mass - matter is made up of particles - an element is a inwardness that cannot be broken sight into other substances by indifferent bicycle means - a ruffle up is a substance consisting of 2 or more elements in a fixed ratio - a compound has characteristics different from those of its elements - emerging properties - when a mixture has properties that do not belong to its components (i.e. atomic number 11 chloride) - Fig. 2.
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3 - sodium chloride (salt) - about 25 of the 92 natural elements are essential to life - carbon, hydrogen, oxygen, and nitrogen make up 96% of living matter - most of the remaining 4% consists of calcium, phosphorus, potassium, and sulfur - character elements are those postulate by an organism in exquisite quantities - Table 2.1 - necessity elements and trace elements in the charitable body - Fig. 2.4 - ace deficiency that has engage to a goitre (inflamed and self-conceited thyroidal gland) - each element consists of unique atoms - an atom is the smallest whole of matter that still retains the properties of an element - atoms are ecomposed of subatomic particles (protons - positive charge, neutrons - no charge, and electrons - minus charge) - neutrons and protons are in the...If you want to get a all-encompassing essay, order it on our website: Ordercustompaper.com

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