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Describe how a reflex occurs?

A reflex is an innate (in built) action designed to keep an organism safe from harm.  A good example of a reflex is to imagine you touch a hot pan, you immendiately withdraw your hand from the painful ...

IH
Answered by Isabelle H. Biology tutor
7644 Views

Can I do medicine without having all As or A*s at A level?

Yes! Although most universities look for As and A*s at A level for entry into their A100 (undergraduate) courses, there are other ways to get there!

A number of universities (Nottingham, ...

IH
4322 Views

How do you form the present perfect tense in Spanish?

The present perfect tense is really useful and needn't worry you! In English when we say things like 'I have gone' or 'We have arrived', this is the p...

NA
Answered by Nathaniel A. Spanish tutor
7537 Views

How do I form the past simple tense in Spanish?

Spanish verbs (words like 'to do' or 'to say' or 'to eat', in English) come in two main groups. Firstly, there are the -ar ending verbs, which make up about 70 per ...

NA
Answered by Nathaniel A. Spanish tutor
3488 Views

Which direction would the equilibrium move if the pressure at which a reaction takes place was increased? (Le Chatelier's Principle)

Looking at the reaction between hydrogen and carbon monoxide to form methanol:

CO + 2 H2 ⇌ CH3OH

There are 3 moles on the left hand side and 1 mole on ...

EC
Answered by Ethan C. Chemistry tutor
4171 Views

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