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Describe why diffusion is important in plants and animals

Diffusion is the movement of gases across a partially permeable membrane from a high concentration to a low concentration and is important to allow the movement of substances across cell membranes. For ex...

LD
Answered by Lucy D. Biology tutor
35610 Views

White paint costs £2.80 per litre. Blue paint costs £3.50 per litre. White paint and blue paint are mixed in the ratio 3 : 2. Work out the cost of 18 litres of the mixture.

The ratio given tells us that our paint mixture of 18 litres consists of 3 + 2 = 5 parts.

Each part therefore consists of 18/5 = 3.6 litre...

VO
Answered by Vicente O. Maths tutor
3733 Views

How does Shakespeare use Poetic Language in Romeo & Juliet?

The use of poetic language in Romeo & Juliet throughout the play is both consistent and wildly contrasting at different points, with both poetry and prose being used throughout. Upon Analysis, we may ...

CD
12577 Views

What are the main macroeconomics variables?

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