Search our library of homework questions

Top answers

All subjects

All levels

Why do insects and other animals need developed transport systems?

They have a high metabolic rateAs a result, they have a high oxygen and glucose demandDiffusion is not efficient alone as it is too far

Answered by Freya B. • Biology tutor

4164 Views

(AS Art and Architecture) - What is the significance of the Kritios Boy as a transition piece between Kouroi and Bronze Sculpting.

The Kritios Boy is important as it represented all the fundamental flaws presented with the 'Kouros type' sculpture. For example, the Kritios Boy is attempting to breach realism and does this through a sl...

Answered by Anthony A. • Classical Civilisation tutor

2226 Views

Describe the sequence of events of the clotting cascade that will lead to a blood clot in a damaged blood vessel

Thromboplastin is released from damaged tissue and platelets, which activates an enzyme that catalyses the conversation of the protein prothrombin to thrombin. This occurs in the presence of Calcium and V...

Answered by Laura T. • Biology tutor

4462 Views

When writing an essay, how would you best prepare an outline?

For the purposes of detailing how to best prepare an essay outline, I will be using the question "Discuss the theme of 'ghosts' in John Donne's poetry" as an example. Once you have chosen your q...

Answered by Blandine H. • English tutor

1087 Views

We have two straight lines AB and CD. The coordinates of A,B and C are A(1,3), B(5,9) and C(0,8). The point D lies on the line AB and is halfway between points A and B. Is the line CD perpendicular to AB?

First of all we need to find the coordinates of the point D. As D is halfway between the two points A and B, to find the midpoint of a line segment, we add the x coordinates then divide by 2, and add the ...

Answered by Bryony H. • Maths tutor

5835 Views