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What are the main differences between RNA and DNA molecules?

When it comes to structure single strands of DNA and RNA are highly similar. However, there are few major differences which reflect the different functions of these molecules. Namely, DNA acts as a geneti...

Answered by Ted R. • Biology tutor

3108 Views

Explain the formation of a headland arch and its location above present day sea level.

Headland arches are formed when soft rock, for example sandstone occurs alternatively across a coastline, separated by bands of more resistant rock, such as gabbro. These different rock types experience d...

Answered by Joshua E. • Geography tutor

8862 Views

Integrate the function (3x+4)^2 using methods of expansion and substitution

For expansion:(3x+4)²=9x²+24x+16, go through expansion in online classroom. Now we integrate this using standard polynomial integration rules.
For substitution:
use the sub...

Answered by Morgan R. • Maths tutor

4254 Views

Find the tangent to the curve y = x^3 - 2x at the point (2, 4). Give your answer in the form ax + by + c = 0, where a, b and c are integers.

y = x³- 2xdy/dx = 3x²-2plugging in x = 2, therefore gradient = 10using the formula to get the equation of a line y -y₁=m(x - x₁)substitute y₁=4 and ...

Answered by Kevalee S. • Maths tutor

6142 Views

How far do you agree with the statement ''moral corruption taints all in the world of Hamlet''? Remember to use contextual information and refer to the text in your answer.

Throughout Shakespeare's revenge tragedy 'Hamlet', Hamlet's world is portrayed to be shaped by its corruption and rotten disposition. Each member of the state is shown to be influenced by each other's act...

Answered by Grace M. • English Literature tutor

6883 Views