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Why should be we careful with using antibiotics?

Antibiotice resistance is one of the biggest challenge that modern medicine is facing. To answer the question above let us first explore our understanding of why we use antibiotics and how it works. Antibiot...
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What is the difference between communists and capitalists

Communism and Capitalism are both economic systems, with followers of Communism known as communists and followers of Capitalism known as capitalists. Put simply, they are polar opposites. Communists want to ...
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Answered by James O. • History tutor
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Why do nerve impulses travel faster in myelinated neurons?

The myelin sheath is a fatty layer made up of the hugely expanded plasma membrane of schwann cells which surround the axon of neurons. The axon is unprotected where the sheath of one cell meets the next and ...
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Answered by Hannah T. • Biology tutor
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What is nucleophile?

A nucleophile is a species which can donate a lone pair of electrons to an electron deficient species, known as an electrophile. By doing this, a chemical bond is formed.An example of a reaction involving a ...
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Answered by Claire S. • Chemistry tutor
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A Definitive Guide to Differentiation

Overview: Differentiation Differentiation is a very useful mathematical technique extensively applied in various fields including economics, science, technology and engineering. Examples range from obtaining...
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Answered by Dominic D. • Maths tutor
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