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Discuss the perfect competition model?

many buyers and sellershomogenous goodsno barriers to entry and exitperfect knowledge No sunk costsunrealisticno place for monopolies/oligopolies

PS
Answered by Perdita S. Economics tutor
1706 Views

Discuss ageing populations and policies to counteract this

example japan creates issues of high dependency, especially on young population reduces work force and causes social burden
policies:increase retirement ageencourage children: eg subsidies in France ...

PS
Answered by Perdita S. Geography tutor
1769 Views

Describe the structure of proteins in terms of Primary, Secondary, Tertiary and Quaternary structures

The primary structure comprises of the original sequence of amino acids resulting in a polymer of amino acids. These are joined to adjacent amino acids through by peptide bonds, formed by condensation rea...

KQ
Answered by Kashif Q. Biology tutor
4378 Views

What are the differences between mitosis and meiosis?

Both are forms of cell division Mitosis"Normal" cell division- how cells increase in number 1 "parent" cell produces 2 "daughter" cells All the cells involved are gene...

AB
Answered by Amy B. Biology tutor
2648 Views

It takes 4200 Joules to heat up 1 kg of water by 1 C^o. If you have a kettle with a power of 2500 Watts, how long will it takes to boil 0.8 kg of water from an initial temperature of 25 C^o to the nearest second??

Energy required calculated using the equation for specific heat capacity: mcdT = dE where m is mass, c is specific heat capacity and dT is the change in temperature.
Time taken is calculated...

BC
Answered by Benjamin C. Physics tutor
6722 Views

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