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When do I use 'sein' and when do I use 'haben' in the past tense?

The rule for this is simple, although can be somewhat confusing when you first start learning German! The rule is: if there's movement from one place to another, use 'sein'. If there's not, use...

AH
Answered by Anita H. German tutor
46969 Views

Describe how antibiotic resistance occurs.

Firstly, antibiotic resistance has to be gained by a bacterium through the mutation of a gene. This can occur due to, for example, the overuse of antibiotics or failure to complete a full course of ant...

AH
Answered by Anita H. Biology tutor
18352 Views

What is osmosis and why does it occur?

Osmosis is the movement of water molecules from an area of high water concentration to an area of low water concentration through a partially/selectively perme...

AH
Answered by Anita H. Biology tutor
42218 Views

How do I balance symbol equations?

The most important thing to remember about chemistry equations, whether these are word or symbol equations, is that you must always have the same amount of each species (element or molecule) on both si...

KJ
Answered by Kiani J. Chemistry tutor
3625 Views

A right-angled triangle has base 10cm and height 4cm. What is the area of the triangle?

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