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Describe the mechanism of the polymerase chain reaction.

The polymerase chain reaction (PCR) is basically a series of three-stage cycles, each stage occurring at a different temperature. The three stages are denaturation, annealing and extension.Denaturation takes...
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Answered by Reka K. • Biology tutor
4102 Views

How can I improve my translation skills?

Here is a passage of French: "La thérapie comportementale se concentrera sur l' enseignement des comportements appropriés à l'enfant autiste. Habituellement, cela inclut une forme de système de récompen...
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Answered by Amy M. • French tutor
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Use the substitution u=cos(2x)to find ∫(cos(2x))^2 (sin(2x))^3dx

Step 1 differentiate substitution: du/dx = -2sin(2x)Step 2 rearrange for dx: dx=du/-2sin(2x)Step 3 substitute: integral= ∫u 2 sin 3 (2x).du/-2sin(2x)Step 4 get the integral in terms of u by cancelling: integ...
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Answered by Nabeel A. • Maths tutor
7947 Views

How do I use ser and estar?

SER is used to describe identifying features, describing someone or something by who or what they are, their profession or religion, or physical characteristics (e.g. Anna es alta, Juán es musulmán, estos so...
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Answered by Amy M. • Spanish tutor
2558 Views

Calculate dy/dx for y=x(x−1)

y=x(x−1)y= x^2-xdy/dx= 2x-1
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Answered by Bella S. • Maths tutor
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