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Interview: (Shown protein structure of virus capsid) Explain what you think this structure is, and how knowing the structure may be of relevance to medicine?

(Note that a question like this would be done in parts, with interviewers guiding candidates through the questions based on their answers and their thought processes). This looks like the outer protein shell...
TL
1883 Views

How does the molecular structure of graphite relate to its properties?

Graphite is carbon-based, formed of multiple sheets of carbon atoms. The carbon atoms are bound to three neighbouring carbon atoms by covelent bonds, leaving a free electron which can conduct current through...
TL
Answered by Timothy L. • Chemistry tutor
8752 Views

Question on tenses, continued in further depth for A level

When reading literary texts, you may also come across a tense called le passe simple. Like the perfect tense, the past historic refers to an action of any duration completed in the past (as opposed to the im...
AC
Answered by Antoinette C. • French tutor
2389 Views

Do we have to write PEE or PETAL or PEAL paragraphs?

NO! Actually, you sort of do. The elements from each of these infuriating acronyms should appear in your standard paragraph. Remember every paragraph must have at least three sentences to be a paragraph, and...
SW
Answered by Sam W. • English tutor
8077 Views

Describe the key features of the Revolutions of 1989 (6 marks)

The collapse of communism in the Eastern Bloc was brought about by a combination of economic instability, social unrest and political turmoil, which culminated in the Revolutions of 1989. Chronic debt had cr...
DD
Answered by Darren D. • History tutor
2495 Views