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How are new drugs developed and tested?

When a substance that is found that could be potentially useful for treating a disease, it can be developed into a drug. The drug then needs to be tested to check for safety, efectiveness and dosage. The ...

Answered by Grace A. • Biology tutor

3071 Views

Analysieren Sie die Persönlichkeit der Hauptfigur(en) im Werk des von Ihnen gewählten Schriftstellers. Was wollte der Schriftsteller mit Ihnen sagen? (Analyse the main character of your chosen author. What did the author want to say through them?)

Die Hauptfigur des Romans 'Der Vorleser', der von Bernhard Schlink geschriebenn wurde, ist Hanna Schmidt. Sie war ein Nazi und hat viele Greueltaten durgefuehrt, aber sie war auch Analphabetin. Es koennte...

Answered by Emily P. • German tutor

2329 Views

What should I do if I don't understand the question asked in the oral exam?

If there is a word you don't understand in the question, the best thing to do is to ask, in Japanese, for either the question to be repeated, or to admit you don't understand the question.
E.g.

Answered by Grace O. • Japanese tutor

2215 Views

Find the area enclosed by the curve y = 3x - x^2 and the x-axis

Start with finding limits by setting 3x - x^2 = 0, then factorise x(3 - x) = 0. Therefore x = 0 or 3. The area is the integral of 3x - x^2 between x = 0 and 3, sub in 3 and 0 into 3(x^2)/2 - (x^3)/3, whic...

Answered by Sam B. • Maths tutor

17889 Views

Suggest 3 reasons why a rise in annual sales might not result in a rise in net profit

- higher fixed costs meaning diminished profit margin - sales may have been “export” which means need to factor tariffs into income statement- sales may be related to promotional c...

Answered by Alex R. • Business Studies tutor

2588 Views