Archive for the ‘Simple Biology Experiments’ Category

Reef Aquarium

Components

Reef aquariums consist of a number of components, in addition to the livestock, such as:

Display tank: The primary tank in which the livestock are kept and shown.

Stand: A stand makes it possible for for placement of the display tank at eye level and offers space for storage of the accessory components.

Sump: An accessory tank in which mechanical equipment is kept. A remote sump enables for a clutter-free of charge display tank.

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Chemotherapy And Cancer

 

Chemotherapy is the controlled use of chemicals for a medicinal purpose. The term was coined by the German bacteriologist Paul Ehrlich, around 1900, when he examined aniline dyes and arsenicals as achievable treatments for diseases such as trypanosomiasis and syphilis. He envisioned “magic bullets” that could target invading organisms and leave the host unscathed. This goal of providing therapeutic advantages with minimal side effects continues in all areas of drug development. Remarkable successes have been obtained in compounds that modulate typical biochemistry within the human body. These include analgesics, antihistamines, cardiac rhythm regulators, blood pressure modifiers, anesthetics, anti-inflammatory agents, sedatives, diuretics, and vasodilators. In the battle against the unwanted growth of invading organisms and mutated cells (cancer), the greatest successes have occurred in the bacterial antibiotics in the twentieth century they have increased human longevity much more than any other medication. Comparable successes for drugs treating viral infections and cancer have been elusive.

In recent years chemotherapy has turn out to be a popular form of anticancer treatment. The goal of a magic bullet endures, but it is frequently difficult to attain simply because most of chemotherapy’s useful agents are poisonous. This results from the similarities between cancerous cells and normal cells. Drugs that kill tumors are not particular enough to leave regular cells unharmed. Consequently, virtually all cancer chemotherapy is a delicate compromise between effectiveness and toxicity, resulting in considerable side effects. Patients and physicians accept this simply because the alternatives are limited and the progression of the usually fatal illness normally occurs more speedily without some intervening form of chemotherapy treatment.

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ERROR IN HISTORY: GREECE IS NOT THE CRADLE OF PHILOSOPHY

1.. INTRODUCTION

According to Oxford Dictionary, history is “the study of past events.” It is crucial that the citizens of a country have understanding of the important past events that have taken location in the country. In the identical vein every student of philosophy is expected not only to have knowledge of the history of philosophy but a first class understanding of it, if he or she desires to turn out to be an outstanding philosopher. As a division of studies, the History of Philosophy tries to investigate the past of men in their rational venture. According to William Turner the History of Philosophy is “the exposition of philosophical opinions and of systems and schools of philosophy.” The History of Philosophy does not only deal with the positions, systems and schools of philosophy, but also gives considerations to the lives of philosophers, the common link of the systems and schools of thought, moreover, it also makes an effort to trace the route of philosophical progression and retrogression.

The general conception, even among professional philosophers, is that Greece is the cradle of philosophy. Consequently, virtually all the offered histories of philosophy, and philosophers themselves, agree that the so-called Pre-Socratics had been the very first or earliest philosophers, at least, in the Western world. Unlike the early thinkers of India and China, the Pre-Socratics did not feel exegetically out of ancient scriptures or poems, but they spoke “as disrespectfully of the greatest poets they did to every other.” The most excellent reason for this popular conception is that very first recognized philosophers in history lived among the Greeks. According to some authors in history of philosophy, the pre- Socratics had been Greeks. Indeed, no one has ever succeeded in writing a complete history of philosophy for philosophy like the works of arts, are intensely personal issues. Our aim is to attempt a justification on why Greece might not necessarily be the cradle of philosophy.

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