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The human gas exchange system includes the trachea, the bronchioles and the alveoli. During inhalation (breathing in) the diaphragm contracts and the external intercostal muscles contract. This increases ...

Throughout Sylvia Plath’s poetry, various attitudes to suffering are presented. Most of her poetry encompasses a strong urge to escape the suffering unavoidably present in life by dying, however some aspe...

Price elasticity of demand (PED) shows by how much demand will increase or decrease with a change in price where 0-1 represents low PED and >1 means a high PED.If a product has a low PED (e.g. 0.5) th...

Alkyl groups increase basicity because: 1) They push electron density onto the nitrogen atom, which makes the nitrogen lone pair more attractive to hydrogen ions. 2) They stabilise the positive charge on ...

Both past tenses are highly used in verbal and written communication. Imperfetto is used when we are talking about a recurrent action in the past (i.e Da bambino andavo al mare tut...