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Describe the structure of DNA.

DNA is made of a string of nucleotide bases attached to one another by a peptide bond. A single nucleotide contains three regions: A phosphate group, a Carboxyl group and a base. Adjacent nucleotides atta...

BP
Answered by Bethan P. Biology tutor
11891 Views

What is price elasticity of demand and how does it affect equilibrium prices and quantities?

Price elasticity of demand is a measure of the relationship between the quantity demanded for a good and the price of that good. We are more concerned with the coefficient of the change and not the direct...

JM
Answered by Josh M. Economics tutor
7020 Views

Why did the Tsarist regime in Russia survive the 1905 Revolution but not the February 1917 Revolution?

The Tsarist regime faced opposition more than once in history, the most prominent examples being the 1905 Revolution and the 1917 Revolution. The following essay examines the reasons which made the 1917 R...

EZ
Answered by Eleni Z. History tutor
13915 Views

How do I remember the trigonometry identities from C3 in the exam?

I often find it difficult to remember all the different identities, so what is useful is instead to just remember the familiar identity sin^2(x) + cos^2(x) = 1 that we have come across many times, and div...

JS
Answered by Joshua S. Maths tutor
4723 Views

Explain why fewer species of plant would lead to fewer species of lizard in oil palm plantations. Lizards feed on plants and insects.

Planting just one crop such as palm oil in an area decreases biodiversity, resulting in fewer niches for insects. This means that there are fewer insect species in the area, and therefore fewer food sourc...

BR
Answered by Bethany R. Biology tutor
7488 Views

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