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State what is meant by 'active transport' and explain how a plant root hair cell use this to facilitate nutrient uptake from the soil.

(I have underlined any keywords in this response)

Break this question down into 2 halves to make it easier to answer:

  1. "What is meant by 'active transport' " : Active transpor...
CM
Answered by Cemal M. Biology tutor
13730 Views

Differentiate y = 7(x)^2 + cos(x)sin(x)

This question uses a combination of standard differentiation and the product rule. The second part of the equation cos(x)sin(x) is the product of two funtions so the product rule must be used. Product rul...

EC
Answered by Edward C. Maths tutor
3268 Views

What is the difference between passé composé and imparfait?

Both of these tenses are used to denote events that occured in the past, but they are troublesome for several reasons and used in broadly different contexts. First, it is important to note that the imperf...

MA
Answered by Manon A. French tutor
2686 Views

If mpc = 0.6, what will be the final change in National Income arising from an initial increase in Investment of £200m?

In this case, mpc is the Marginal Propensity to Consume, which is a value between 0 and 1 representing the proportion spent on consumption of an extra unit of income received by a consumer. It is used for...

DB
Answered by Daniel B. Economics tutor
16347 Views

Find the set of values of x for which x(x-4) > 12

When solving this quadratic inequality, we should use a three-step approach. The first step is to reformat the inequality to put one side equal to zero, which is the standard format of a quadratic equatio...

DB
Answered by Daniel B. Maths tutor
12284 Views

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