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Explain why an athlete, who has just run a marathon on a summers day, would have higher concentration of ADH (anti-diuretic hormone) in their blood.

The athlete is running a marathon, therefore their muscles are constantly contracting and therefore using up ATP (Energy). ATP is generated through respiration in cells in the human body. Respiration gene...

AN
Answered by Aryan N. Biology tutor
6501 Views

What are the pull and push factors in migration decisions?

Pull factors are positive factors that attracts migrants to go to the certain destination. For example you may consider going abroad because of higher standards of living, lower costs, better healthcare, ...

KK
Answered by Kaja K. Geography tutor
4471 Views

What is the difference between demand and aggregate demand?

It’s very important to understand the meaning of those two concepts and the difference between them. We could consider demand for apples in for example a small village or a shop, but when we talk about ag...

KK
Answered by Kaja K. Economics tutor
26170 Views

Describe the effects of the introduction of an indirect tax on different stakeholders within an economy.

The introduction of an indirect tax increases the firm's costs of production. Therefore, as there is a change in the determinants of supply, the market supply curve shifts to the left. This results in a n...

HT
Answered by Harry T. Economics tutor
37411 Views

Given that y = -16x2​​​​​​​ + 160x - 256, find the value of x giving the maximum value of y, and hence give this maximum value of y.

y = -16x2 + 160x - 256 

x = 5

y = 144

MC
Answered by Matthew C. Maths tutor
5247 Views

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