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As you descend group 2, more electrons are present in the atom. These electrons fill subshells at a greater energy level. There is a greater distance between the outer shell electron and the nucleus, as w...

Explanation: developed our understanding that human behaviour is (can be) learned, environmentally developed, and brought focus on to learning. Behavioural psychologists studied ob...

Glycogen is a polysaccharide. Polysaccharides are carbohydrates made up from a large number of monosaccharides joined together by glycosidic bonds formed in condensation reactions. Glycogen, sometimes ref...

A nerve impulse is an electrical current that is transmitted down the axon of a neurone and to the synaptic knob. The impulse depolarises the membrane and causes a change in voltage across the membrane. T...

The primary process is criticised for being undemocratic due to the amount of power elites have in it. Staggered primaries are also criticised as they over exaggerates the importance of unrepresentative s...