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Describe the mechanisms of breathing which causes inspiration at rest

Would be a 3 or 4 mark question and therefore would need 3 or 4 of these points in the answer to get full marks;external intercostal muscles and diaphragm contract (diaphragm flattens)res...

Answered by Hannah R. Physical Education tutor
1958 Views

How do you complete the square?

Completing the square is taking an equation in the form a1x2+b1x+c1 and butting it into the form a2(x+b2)2+c2Let's t...

Answered by Annabelle B. Maths tutor
2435 Views

What is the structure of cellulose (polysaccharide)?

the simplest molecule present is beta glucose. These are bonded to each other via glycosidic bonds through a condensation reaction. Each molecule has been rotated 180 degrees compared to the previous one....

Answered by Dhiren C. Biology tutor
10389 Views

How do stars form?

stars begin as a giant cloud of gas which is also a protostar. gravity will pull the gas in on intelf which increases heat and pressure to such great quantities that nuclear fusion can begin. hydrogen is ...

Answered by Dhiren C. Physics tutor
1645 Views

Why in an era of globalisation are we seeing so much nationalism?

It seems contradictory that in the era of increasing globalisation we are seeing so much nationalism and separatism doesn't it? But this is a phenomenon explained really well by Harvey (1989) if you want ...

Answered by Sasha G. Geography tutor
1589 Views

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