.... they are composed of glow in the sunlight. All comets are regular family members of the solar system family. They are bound by gravity to a strict path around the solar system. Scientists believe that all comets were formed of material, originally in the outer part of the solar system, which did not become incorporated into planets. This material is from when the planets just started forming. This makes comets an extremely interesting topic to scientists who are studying the history of the solar system. In comparison to planets, comets are very small. They can be anywhe .....

.... gene. Several embryos could be cloned, then the DNA from one of the embryos would then be removed and standard genetic testing would be used to detect whether or not that embryo contained the genetic disease. If this cloned embryo containd a disease then one of the other embryos could be used for implantation in a parent, this guarantees that the child would be free of genetic disease (Marshall 1025). For those who disagree with cloning I am sure if there child could be saved from a genetic disease they would reconsider cloning. Imagine if one of your friends or family .....

.... were born, had a lot to do with the climate and land region they were growing in. Africa has struggled with many different types of disease within their society due to their type of land, climate and weather. "Among all the diverse natural environments of the earth, tropical rain forests are the most variegated in the sense that more diverse forms of life share this kind of habitat than occupy drier, cooler regions."(McNeill,16) Africa possesses the prefect breeding ground for many diseases. There were many diseases and viruses that have had an impact on Africa, however t .....

.... areas seem to have similar but even more weatherd and rusted material that apparently contain more fine, dust-sized particles than they do the dark reigons. The mineral scapolite,which is rare on Earth,seem's wide spread; it may serve as a store for carbon dioxide in the atmosphere. Bright caps, apparntly made of frost or ice, mark the planet's polar regions . their seasonal cycle has been followed for almost two centuries .Each Martian autumn, bright clouds form over correct pole.Bellow what is called polar hood , a thin cap of carbon dioxide frost is let during autumn and w .....

.... winter months. During the spring, as the snow melts, the hare grows a new coat of brown fur. Another hare that changes color is commonly called the snowshoe rabbit. The hare has strong hind legs that enable it to hop 43 miles per hour (69 km/h), as fast as a race horse. Lagomorphs must be able to hop about quickly to escape from predators. Another lagomorph, the pika, dwells among the craggy mountain slopes of Asia and North America. In late summer the little pika might be seen guarding a stack of freshly cut hay with determination. A pika bites off tender shoots of grass an .....

.... that fifteen billion years ago, give or take five billion years, the entirety of our universe was compressed into the confines of an atomic nucleus. Known as a singularity, this is the moment before creation when space and time did not exist. According to the prevailing cosmological models that explain our universe, an ineffable explosion, trillions of degrees in temperature on any measurement scale, that was infinitely dense, created not only fundamental subatomic particles and thus matter and energy but space and time itself. Cosmology theorists combined with the observation .....

.... that plants in moist environments have more lush, larger foliage, while plants inhabiting desert conditions are generally smaller and have less photosynthetic surface areas. Hypothesis: Alternative Hypothesis: states the hypothesis being tested in this experiment. Photosynthetic structures of plants adapted to arid environments have a lower surface area to volume ratio than plants adapted to less dry or moist environments. Null hypothesis: there are no differences between the wet and dry habitat plants and observed differences are purely a result of chance. The n .....

.... to put a stop to this. Trash is not a problem far from us, it is right here in our community. People are throwing things on the floor all the time and recycling has not been done as much as it should be. In New York city we have one of the world’s most largest and most crowded landfills which is proven in the article. Fresh Kills landfill, on Staten Island is extremely big but will be closed in a few years. I New York State there were 1600 landfills in the 1960’s and today the figure is in the hundreds. Trash is a big problem in our community and is still increasing. .....