Top answers

Describe the role of the loops of Henle in the process of concentrating urine.

The loop of Henle is made up first of a descending limb and then an ascending limb. The descending limb is permeable to both water and sodium and chloride ions, whereas the ascending limb is impermeable to w...
HW
Answered by Harry W. • Biology tutor
14507 Views

Find the values of x where x+3>2/(x-4), what about x+3>2/mod(x-4)?

a) Create an inequality in x: (x+3)(x-4)<2. Expand and find the critical points, x^2-x-14>0. Find the answers to this inequality using quadratic formula and then test for a value between your two criti...
BH
3250 Views

using integration by parts evaluate the integral of xsinx between x=0 and x =pi/2

1
GF
Answered by Gabriel F. • Maths tutor
5406 Views

What were the causes of WWI?

The causes of WWI are very complex, however some of the main points were: (I) The Alliance system which emerged in the 1890s, splitting Europe into two camps of Britain, France and Russia, and Germany, Italy...
MW
Answered by Michael W. • History tutor
2861 Views

Explain the difference between redundancy and dismissal. A-level business, paper 1 2014.

Redundancy happens in the case where the services of an employee are no longer required by the business. This can happen for example if the organisation has purchased new machinery to carry out part of the p...
AF
41502 Views