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How does J.B Priestly explore flaws in society in ‘An Inspector Calls’?

Priestly utilises the Inspector to explore flaws in society by prompting characters into confession. When Sheila is describing her connection to Eva Smith she discusses an encounter in Milwards where Eva was...
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Answered by Emma P. • English tutor
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Why does the bacteria in a vaccine not harm us, but instead make us immune to diseases?

In order to build immunity to a bacteria only a tiny amount of 'inactivated' bacteria is put into the vaccine. Because the bacteria is dead/inactivated its not able to cause harm to our body but it will stil...
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Answered by Georgia H. • Biology tutor
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15/7 + 5/4

Find the lowest common denominator between the two fractions, which is 28 (7 4 = 28).Multiply the fractions numerator (15 and 5) by the same number that you have used to multiply the denominator when finding...
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Answered by Allan D. • Maths tutor
8011 Views

What is Osmosis?

Osmosis is the diffusion of water molecules across a partially permeable membrane, from an area of high water concentration to an area of low water concentration. For exam if you're on the tube you will go t...
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Answered by Nasirdeen Y. • Biology tutor
3597 Views

What is homeostasis?

Homeostasis is the body's ability to keep the body's internal environment at a condition of equilibrium, in response to any external changes. This includes body temperature, salt concentration, water concent...
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Answered by Jaspreet G. • Biology tutor
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