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Science & Technology Essays and Term Papers

Essays 181-190 of 11,742
Page 19
Bacteria, in general, reproduce asexually, but in order to increase diversity, they have developed a mechanism for transfer of genetic material from one bacterium to another. The ability to perform this transfer is conferred by a set of genes which…
problem that has profoundly impacted the medical community. Bacterial resistance results when bacteria become resistant to individual antibiotics through the development of specific defense mechanisms which render the antibiotic ineffective. This probl…
that? Legend has it that this drug was derived when a 29 year old research assistant, Adolph von Baeyer, was working in his Belgian laboratory in 1863 when he took the condensation of malonic acid and combined it with Urea. Von Baeyer went downtown…
there! You can’t see them but they can see you. Right at this very moment they are living on and in your body, and there is nothing you can do about it! This may sound like the beginning of a horror movie, but it isn’t. It is actually a very…
Cetorhinus maximus is just that, although more generally known as the Basking shark. This interesting animal has some unusual characteristics which include its physical, behavioral, reproductive, and feeding attributes. Other details…
to 575 pounds Number of young:1 to 5 Home: India and Southeast Asia The Bengal tiger lives in Southern Asia. It was hunted, captured,and poisoned to such an extent that is practically disappeared, except in natural preserves and national parks.…
flammable liquid that is insoluble in water.Its boiling point is 80 degrees C (176 degrees F). In the past benzene was obtained from the distillation of coal in the absence of air. Today most benzene is made syntheticallyfrom petroleum products. The…
important achievements of mankind. We owe this achievement to the invention of the airfoil and understanding the physics that allow it to lift enormous weights into the sky. All flight is the result of forces acting upon the wings of an airplane that…
scientist, stated that fast moving air results in lower pressure than slow moving air. Which means high pressure air always moves towards a lower pressure area. The force of the moving air is called lift. If this principle had not been discovered,…
whether if and when it will end. Astronomers construct hypotheses called cosmological models that try to find the answer. There are two types of models: Big Bang and Steady State. However, through many observational evidences, the Big Bang theory can…
Essays 181-190 of 11,742
Page 19