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Palaeomagnetism is a record of the Earth’s past magnetic field. When lava is erupted at the surface, magnetic minerals, such as iron, in the lava align parallel with the Earth’s magnetic field. The magnet...

1 a) Trachea, bronchi, bronchioles, alveoli,diaphragm

b) It is a muscle important in the function of respiration

On inhalation, the diaphragm CONTRACTS and FLATTENS. Air is drawn INTO ...

When an individual's blood glucose concentration rises above the normal range (approximately 70-100mmol/100cm^3), alpha cells in the Islets of Langerhans in the pancreas detect this change and release glu...

United States President Ronald Reagan renewed the Cold War in the early 1980's by regularly using strong anti-communist rhetoric, labelling the Soviet Union an 'Evil Empire' and significantly increasing m...

The theme of sight and seeing in ‘King Lear’ is very prevalent. Both Lear and Gloucester demonstrate an inability to see their children for who they really are, which plays a great part in their demise. T...