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Explain the role of the loop of Henle in producing concentrated urine.

Na+ ions are actively transported from ascending limb this lowers the water potential in the medulla water diffuses out go the descending limb, but not the ascending limb as it is impermeable water also l...

Answered by Maisha H. • Biology tutor

2174 Views

Identify three features of melody, harmony and/or instrumentation used in Haydn: Symphony No. 100 in G major, ‘Military’, that is typical of the music of the Classical period?

The melodic phrases are predominantly balanced and conjunct. There is additionally melodic ornamentation, such as appoggiaturas (grace notes). There is also some chromatic movement. The harmonic progressi...

Answered by Oren V. • Music tutor

4243 Views

Explain what an ionic bond is and how the charges and radii can affect the melting and boiling points of the ionic compounds

An ionic bond is the electrostatic attraction between two oppositely charged ions to form an ionic compound. The greater the charge of an ion the stronger the ionic bond as the attraction between the posi...

Answered by Charles H. • Chemistry tutor

10377 Views

What should I be doing to prepare for my multiple mini interview (MMI)?

This is a great question, there are a few things you need to consider for your MMI:Presentation is key, make sure you're dressed smartly and your well groomed. You want to give a professional impression f...

Answered by Chris H. • Medical School Preparation tutor

929 Views

The equation of line L1 is y = 3x-2 and the equation of line L2 is 3y-9x+5 = 0. Show that these two lines are parallel.

For two lines to be proven as parallel they must have the same gradient. The second equation needs to therefore be rearranged into y = mx + c format to see if this is the case.3y-9x+5 = 0 (subtract the 5)...

Answered by Frankie H. • Maths tutor

2846 Views