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What is the shape of a DNA molecule

Double helix with a sugar and phosphate backbone as well as complimentary base pairs

2471 Views

Exam different views about animal rights.

Traditional understandings of the sentience and rights of animals (derived from the Bible) have been seriously undermined by recent ethical studies by people like Bentham and Peter Singer. While there hav...

Answered by • Philosophy and Ethics tutor

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Differentiate with respect to x: (x^2+5)^3

There are two methods for solving this question. Firstly, the inspection method, and then the chain rule method.Using the inspection method, we differentiate the outer function first. Multiply the functio...

Answered by Matthew P. • Maths tutor

4420 Views

‘In the literature of love, women are often presented as submissive.’ In the light of this view, discuss how Shakespeare presents Katherine in her final monologue of The Taming of the Shrew (Act 5, Scene 2)

Throughout The Taming of the Shrew, Shakespeare often presents love as a contract between two people, though these two parties are rarely equal. In this extract, there is evidence to suggest that...

Answered by Jasmine P. • English tutor

2314 Views

What is the equation of the tangent to the circle x^2 + y^2 = 25 at the point (-3, -4)?

From circle theorems, the tangent to a circle is perpendicular to the radius, and so to find the tangent we can use the gradient of the radius connecting the point (-3, -4) to the centre of the circle and...

Answered by Rebecca A. • Maths tutor

7248 Views