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Explain three ways in which the structure of the xylem vessels makes them well-adapted to their function.

The end walls are removed from each end, forming an uninterrupted tube, so water can pass through easily.Their walls are thickened with a woody substance called lignin, w...

Answered by Hannah W. • Biology tutor

57450 Views

Explain the macroeconomic effects of tariffs

effects on balance of trade, growth, inflation, employment...what do these effects depend upontariff graphmarshall-lerner conditionall that good stuff :)

Answered by Alexander B. • Economics tutor

1748 Views

I'm confused about differentiation and integration, could you explain these to me?

Let's start with differentiation. Differentiation is the instantaneous rate of change. We differentiate functions to find their rate of change as a function of their input values, this is known as a funct...

Answered by Gabriel D. • Maths tutor

6412 Views

Explain the difference between homolytic fission and heterolytic fission.

Homolytic fission:Homolytic fission occurs when the covalent bond breaks evenly, and each of the bonded atoms takes one of the shared pair of

Answered by Hannah W. • Chemistry tutor

55462 Views

How do you structure an essay?

(I would usually take an example question such as: "'Alexander II's reforms were, on the whole unsuccessful,' discuss," and use it to explain.) So here, as with most exam essays, two main...

Answered by Daniella T. • History tutor

2321 Views