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How does the body control blood sugar?

The level of sugar ( glucose ) in the blood is monitored by the pancreas. When blood sugar is too high, the hormone insulin is produced by the pancreas and released into the blood stream. Insulin promotes su...
JB
Answered by Jessica B. • Biology tutor
2864 Views

Why is benzene more stable than expected?

Benzene is stable due to its delocalised ring of electrons - which forms as a result of the carbon-carbon bonds being neither single nor double bonds, instead an intermediate length with electrons in the p-o...
Answered by • Chemistry tutor
15659 Views

If newton's 3rd law is true how does anything move?

Newton's 3rd law, simply put, is every action has an equal and opposite reaction. This means when you push on an object the object experiences a force (from you) and the object exerts an equal force on you i...
RK
Answered by Roy K. • Physics tutor
13605 Views

When should you use the 'imperfetto' and when should you use the 'passato prossimo'?

The imperfetto (eg. facevo, era) is used for a continuous or repeated action or a description in the past. For example, if something happened everyday you would use the imperfetto, (eg. 'Ogni giorno mangiavo...
Answered by • Italian tutor
1901 Views

What are some of the pressures that face the NHS, and how does this affect our doctors?

There are many pressures facing our NHS, including the ageing population, and overcrowding. We find that with the increasing life expectancy of people in the UK, they will likely develop multiple conditions;...
FR
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