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Photosynthetic pigments are found in certain proteins and absorb photons (waves of light) at particular wavelengths. This absorbance causes electrons in the pigments to become excited and they increase in...

Skeletal muscle use glucose in glycolysis to generate ATP, the energy currency of the cell. ATP binds the myosin head in skeletal muscle to displace actin (a protein bound as part of the muscle contractio...

Social control is a really interesting concept that is the fundamental principle for explaining why most people like us will tend to follow orders in society and avoid committing crime and deviant or abn...

Fiscal policy is concerned with the manipulation of government income and government expenditure to influence the level of aggregate demand in an economy. When adopting fiscal policy measures, a governme...

'Cuando' belongs to the group of 'conectores temporales', or, words that help us to express actions in different points of time. 1. If you want to describe an action that is habitual or set in the past yo...