Essay Database

… seen in the heavens distinctive patterns, called constellations, and formed by the stars. Constellations are usually comprised of bright stars that appear close to each other. Oriental cultures (the ancient Chinese, for example) formed intricate patterns…

… that the positions of the earth's continents have changed a lot through geologic time. The German meteorologist Alfred Wegener proposed the first comprehensive theory of continental drift in 1912, on the basis of the way the continents fit together…

… of Cyprus) meaning "the metal of Cyprus." Copper dates back to prehistoric times but has been mined for 5000 years, however it's exact discoverer is unknown. Cu is Copper's chemical symbol. It contains 29 protons/electrons (atomic number) and…

… most beautiful habitats. Coral reefs have been called the rainforests of the oceans, because of the rich diversity of life they support. Scientists have not yet finished counting the thousands of different species of plants and animals that use or…

… the act of courtship in the coral reef fishes, one may think they have taken leave of their senses. The bicolor damselfish tends to quiver while performing a headstand. Blue pullers engage in a series of high-speed jumps. Lyretailfish swim in jerky…

… reefs, their habitats, and the problems that they are facing. I chose coral reefs for my project because I have always been interested in marine biology, and I am a fan of the ocean as well. As what you are about to read explains, coral reefs are in…

… on earth, and certainly one of the most spectacular. They are massive underwater structures formed by the limestone skeletons of tiny invertebrate animals. Reefs house a greater diversity of body forms, chemistry, and animal phyla (thirty-two…

… ecosystems on earth. Thousands of species of plants and animals provide a dizzying array of color and motion. Massive structures provide a canopy that shelters hundreds of exotic species in a myriad of microclimates. As land-based observers, we…

… in Encarta Encyclopedia as a genetic material of all cellular organisms and most viruses. DNA carries the information needed to direct protein synthesis and replication. Protein synthesis is the production of the proteins needed by the cell or virus…

… of primitive dogs. It is called the master adapter and the ultimate survivor. Based on these titles alone, one can conclude that the coyote has thrived despite the habitat change implemented by human development and expansion. The coyote has always…