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ADH (anti-diuretic hormone) helps to regulate the water content of blood by influencing how much urine is produced by the kidneys. When blood volume increases, due to increased hydration, the osmolarity d...

There are three properties to consider when looking at ionisation energy:Atomic chargeAtomic radiusElectron shieldingGoing along a period, the atomic charge increases as there are more protons in the nucl...

One advantage of using Focus groups as a method of market research is that it allows a company to receive immediate feedback and ideas for improvement. Due to this quick feedback it allows a business to i...

This question is a breadth question asking a student to assess changing significance of aspects of communist control. Secret police is the example given in the question and therefore must be used. Other f...

This indefinite integral (has no defined limits) should be evaluated by integration by substitution This is because you cannot integrate sin²xWhen doing integration by substitu...