biology lab help

1) Non-invasive diagnostic techniques are those that can be applied without penetrating the skin. 2) X-rays have a remarkable ability to penetrate matter. They help to provide detailed images of dense parts of the body like bones. 3) The photographic image produced by x-radiation is calle..

Cell and Cell Structure - The cells that make up our body are so small that you would fit over 200 of them on the full stop at the end of this sentenc..

Bio - war refers to biological war. It means that biological organisms are used as weapons to carry out the war. It is latest form of war. It is carried out by spreading the pathogens in specific part of geographical region to deliberately spread a deadly disease. The ..

Due to bioaccumulative characters, these pollutants pass through the food chain and food web. While passing through the organisms, the concentration of pollutants gets increased. This is called bio magnifications. For e.g., 0.5 ppm DDT in grasses gets magnified to 2ppm in sheep. It may b..

Bio piracy refers to unauthorised and unlawful access to biological secret and use of such secrets for specific gain. In biological research many secrets have been unravelled. Genetic structures of potentially useful organisms, genetic structures of dangerous mutants o..

Bio-patent - Patenting was considered exclusively in industrial domain. Inventions, production processes were patented since long. But recently patenting is extended to biological field too. Bio-patent is the result of TRIPS (Trade related intellectual property right) ..

Patenting was considered exclusively in industrial domain. Inventions, production processes were patented since long. But recently patenting is extended to biological field too. Bio-patent is the result of TRIPS (Trade related intellectual property right) as a part of WTO agreem..

Biological Processes - The movement of certain substances will have to occur against a concentration gradient. As such the movement requires some biological process involving expenditure of ener..

Biological Magnification - Certain harmful substances, usually ones not found in nature but introduced by man, may get into plants and/or animals. These poisonous substances may not be broken down in the body or excreted easily, efficiently and quickly. Instead, they accumulate in the tis..

Certain harmful substances, usually ones not found in nature but introduced by man, may get into plants and/or animals. These poisonous substances may not be broken down in the body or excreted easily, efficiently and quickly. Instead, they accumulate in the tissues, and as the living organism eats..