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Explain the importance of accessory pigments in photosynthesis.

Accessory pigments, such as carotenoids and xanthrophylls, increase the rate of photosynthesis by increasing the efficiency of light absorption in both photosystem I and II, specifically in the light harv...

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Answered by Finley W. Biology tutor
17994 Views

Explain the view on beauty and morality that Oscar Wilde provides in 'The Picture of Dorian Gray'.

The Picture of Dorian Gray is highly allegorical and perfectly summaries the Aesthetic theories about the purpose of life which is only found in the pursuit of pleasure and beauty. Dorian realize...


What is Polymerase Chain Reaction?

Polymerase Chain Reaction (PCR) is a method of DNA amplification. This method utilises complementary primers which target a fragment of interest within DNA. It is made up of cycles of repeated heating and...

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Answered by Weronika W. Biology tutor
1042 Views

The cubic polynomial f(x) is defined by f(x) = 2x^3 -7x^2 + 2x + 3. Given that (x-3) is a factor of f(x), express f(x) in factorised form.

f(x) = (x-3)(2x^2 - x - 1)f(x) = (x-3)(2x +1)(x-1)x = 3, -1/2, 1 are roots of the cubic equation.

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Answered by Oliver M. Maths tutor
8299 Views

Give an account of a holiday

L’année dernière je suis allée á Paris avec ma famille et nous y sommes restés pendant cinq jours. Nous avons voyagé an avion et le voyage a duré deux heures. La première chose que nous avons fait quand n...

TD
1672 Views

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