Essay Database

… more chemically different materials that have properties better than when the compounds act alone. Resin composites, which are used in dentistry, are compounds composed of three separate agents that act together to form a rigid polymer. The three agents…

… and his laws of "heredity", a good deal of research has been done on what every living organism is composed of. In 1951, three scientists discovered the key factor of this research: deoxyribonucleic acids, or DNA. This is the material which carries…

… engineering is a much argued about and controversial topic these days. Genetic engineering is the changing of our base make-up, DNA, which has unlimited medical research capabilities, healing possibilities, and can even stop the aging…

… only three students out of twenty students have come to class because it is the last day before spring break begins. The three students' names are Andy, Kristen, and Eric. Seeing only three students in the class, the professor changes his lecture materia…

… has great potential, if the usage is based on the idea that it will be used to improve agricultural production, medicine technology, and the like. To use cloning as a coping device for those who mourn loved ones, or simply cannot deal with nature's…

… of a nitrogenous base, a sugar, and a phosphate group -The sugar in DNA is a pentose sugar called deoxyribose -The different kinds of bases are adenine, thymine, guanine, and cytosine -In DNA, there is a 1:1 ratio of nucleotide bases: number…

… Algae -Algae are photosynthetic organisms <Tab/>-Live in streams, ponds, lakes, oceans, and swamps <Tab/>-Must live in or near a source of water -Algae lack an internal system -Algae lack an internal system of tubes to move…

… the knowledge of how it works and functions to make animals think, behave and act is growing. Schizophrenia is a chronic and disabling psychosis - a disorder of thought and sense of self that affects the brain and nervous system. Patients…

… in Paris on September 12, 1897 a month premature. Her mother, world redound scientist, Marie Curie, had began labor after a long bike ride with her husband, Pierre. Marie had much difficulty giving birth to her, and called her "my wild one". Accomplish…

… parents can be the source of unhappiness or unhealthiness of a child because of the genes they give them. Technological advances in genetics can give parents what they always wanted, a child who is perfect in every way. This possibility raises some…