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What are the functions of blood?

The functions of blood can be split into 3 categories: protection, transportation and regulation. Your blood protects you from harm by forming blood clots at an injury site (to stop blood loss) and by having...
IW
1688 Views

Solve this set of simultaneous equations: 5x+3=3y 9x+9=6y

Firstly, you need to understand that the two equations are interlinked, therefore the x and the y variables are the same values in both equations. To make things easier, we can number both equations. What we...
RJ
Answered by Ryan J. • Maths tutor
3420 Views

Can non-scientific hobbies add to a person’s ability to be a good student, and why? Can you think of any examples in your own case?

This is a very broad question asked often towards the end of an Oxbridge interview to try and understand if the student is suitable for a degree which will be academically very intense. The interviewer will ...
ML
2340 Views

What is the function of the waxy cuticle?

It prevents evaporation of water from the leaf to reduce the loss of water
JS
Answered by Josephine S. • Biology tutor
6904 Views

Name 3 barriers against infection

Any 3 from. Skin. Mucus -in nose, trachea (cilia waft the mucus into the stomach to be destroyed) . Stomach acid. lysosomes (e.g. in tears and saliva)
JS
Answered by Josephine S. • Biology tutor
2745 Views