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Differentiate y = x^2 - 2x-3 + e^3x + 2ln(x)

The above function has several components with different rules on how to differentiate each of them. For each:(1) y = x2dy/dx = 2x This follows the general rule of differentiating polynomials: ...

JH
Answered by Jim H. Maths tutor
3845 Views

Describe the process of DNA replication.

The method in which DNA replicates is called semi-conservative replication. Firstly, DNA helicase catalyses the break down of the hydrogen bonds between the base pairs in the DNA molecule. This partially ...

LG
Answered by Lily G. Biology tutor
3308 Views

Briefly outline and evaluate normative social influence as an explanation for conformity. [4 marks]

Normative social influence (NSI) can be described as a desire to be accepted and/or liked by a group, which can lead a person to conform as this may be deemed as necessary to fit in with the group so that...

TD
24461 Views

A curve is defined by the parametric equations x = 2t and y = 4t^2 + t. Find the gradient of the curve when t = 4

the gradient of the curve = dy/dx
and dy/dx = (dy/dt)(dt/dx)
dy/dt = 8t + 1
dx/dt = 2 therefore dt/dx = 1/2
dy/dx as above = (8t + 1) * 1/2 = (8t + 1)/2
where t = 4, dy/dx = (8*4...

AB
Answered by Angus B. Maths tutor
5536 Views

Discuss the accuracy of the terms "one gene, one protein"; "one gene, one enzyme"; and "one gene, one polypeptide."

The phrase "one gene, one protein" is inaccurate, as shown by the example of haemoglobin: this protein contains prosthetic haem groups which are not made by the activity of any gene, therefore g...

AB
Answered by Angus B. Biology tutor
16476 Views

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