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Phospholipids are arranged in a bilayer (a double layer). They have hydrophobic tailss (made of fatty acids) and hydrophilic heads (made of a phosphate group). The hydrophilic heads are to the outside and th...

'Est-ce que' is a very versatile group of words, centered around the word 'est', from the verbe 'etre', meaning 'to be'. 'Est-ce que' can be translated into various meanings, depending on the context. To ask...

DNA DNA stands for deoxyribose nucleic acid. It is a stable, double stranded helix structured molecule which encodes all of our genetic information. It consists of a sugar-phosphate backbone, held together b...

Typically, the work of the Decadents and Aesthetes is a marker of this period in art history. It concerned itself with the perverse, the unclean, and the unnatural. These artists accepted beauty as the basis...

A reflex is an innate (in built) action designed to keep an organism safe from harm. A good example of a reflex is to imagine you touch a hot pan, you immendiately withdraw your hand from the painful stimulu...