Top answers

How does DNA replication work?

First, the DNA Helicase enzyme ‘unzips’ the two stranded DNA by breaking the hydrogen bonds present between the complimentary base pairs on the two opposing strands. Then this leaves two exposed strands, all...
TK
Answered by Tarek K. • Biology tutor
3386 Views

What is a cadence?

A cadence is made up of two chords which signal the end of a musical phrase. There are four different kinds:The Perfect Cadence is really recognisable because we hear it all the time! It is a chord V followe...
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Answered by Kate W. • Music tutor
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What is the difference between "ser" and "estar"

A general way of differentiating the two verbs is by using "ser" for permanent states and "estar" for more temporary ones. For example: "estoy aburrido" means "I'm bored&qu...
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Answered by Rachel D. • Spanish tutor
2931 Views

A triangular prism has mass 900g, length 20cm and the triangle bases are equilateral and with side length 6cm. Find the density(g/cm^3) of the material the prism is made of.

Answer:Density is mass/volume .: mass must be identified and volume calculated.Volume of triangular prism is calculated as prism length area of triangle.As triangles are equilateral and of side length 6cm ar...
OW
Answered by Oliver W. • Maths tutor
4613 Views

Assess the impact of TNCs (transnational corporations) on creating both winners and losers for people and environments.

Transnational Corporations (TNCs) are companies that operate across a number of different nations to provide services and products and are seen by many as the key force in globalisation. TNCs can be seen as ...
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Answered by Ben F. • Geography tutor
21505 Views