Science & Technology Essays and Term Papers

has six pairs of lobed legs which bear numerous hairs. Their head is bent downwards and is set from the body by a cervical sinus. The head also has two large secondary antennas that are positioned laterally near the…

order of all types of whales is Cetacea. This large order is broken down into three further groups as well: the toothed whales or Odontoceti, which includes killer whales, dolphins, porpoises, beluga whales, and sperm whales, the baleen whales…

was announced in September 1994. It is thought to be the oldest known hominid species. It was dated at 4.4 million years old. The majority of the fossils found were skull fragments. Other evidence suggests that this species was bipedal. The indi…

is a double stranded, helical nucleic acid molecule which determines inherited structure of a protein. The “steps” are made of bases: adenine, guanine, cytosine, and thymine. The sides are sugar and phosphate…

to the Julian calendar which was in use then; the date was January 4, 1643, according to the GRegorian calendar in use today0, at Woolsthorpe near Grantham in Lincolnshire. His widowed mother remarried when he was three years old, leaving him…

nerve regeneration. General Purpose: To inform Specific Purpose: To inform the audience about news techniques and mechanisms that aid in nerve regeneration. Central Idea Statement: The new techniques for nerve regeneration involving magnetic, electric…

times. They would bring wild animals from throughout their far-reaching empire and put them in an area where they would fight to death, to the great amusement of huge crowds of Roman citizens. A popular belief of the time was farm animals should…

What's more, it spends more of its time in so-called 'REM' sleep than any other mammal. These are the conclusions of a study on sleep in the platypus by Jerry M. Siegel of the Sepulveda…

of the tropical Rainforests around the world and discuss the effects of the tragedy of rainforest destruction and the effect that it is having on the earth. I will talk about the efforts being made to help curb the rate of rainforest destruction…

known as DNA. This molecule which is the bases of life, is spiral shaped and found in the nucleus of cells. DNA has the genetic code for bodies, controls development of embryo’s, and is able to repair damage caused to itself. All DNA molecules have…