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Explain what are the primary, secondary, tertiary and quaternary structures of a protein

The primary structure is the sequence of amino acids. It defines the role of the protein as all the other structures are based off of it. The secondary structure dictates whether the protein is folded into a...
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Answered by Anastasia N. • Biology tutor
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What are the different steps of aerobic respiration?

Respiration can be broken down into four main stages: glycolysis, the link reaction, the Krebs cycle (or citric acid cycle), and the electron transport chain. Glycolysis is the process through which glucose ...
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Answered by Isabel C. • Biology tutor
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Explain the role of ADH in regulating the water content of the blood.

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 decr...
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Answered by Oliver T. • Biology tutor
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Why does the ionisation energy of period 2 elements increase along the period, but drop for boron and oxygen?

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 nucleus...
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Answered by Abbie L. • Chemistry tutor
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Explain one advantage and one disadvantage of using focus groups as a method of Market Research.

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 imme...
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