Search over 10,000 free study notes

60x1000=60,000 (convert km into m)60,000/(60x60)= 16.67m/s (here we divide the 60,000m by the number of seconds within an hour, which is 3600)Final answer is therefore 16.67m/s

They have a high surface area to volume ratio allowing for more gas exchange to take place. The large surface area to volume ratio is partially to do with them having lots of alveoli. Alveoli have a 1 cel...

Here, think about splitting the answer into two, fossil fuel impacts on global temperature and then agricultural impacts. Initially you could comment an introductory sentence on the current trends of glob...

At first, the shape of the Hb makes it hard for oxygen to bind to one of the polypeptide subunits so at low concentrations of oxygen, the saturation of oxygen is low too.
Once the first molecule of o...

Use the 'crab claw' technique for which order to expand your brackets in (demonstrate by drawing with whiteboard). So start with 2x multiplied by x = 2x^2. Then 2x multiplied by 3 = 6x. Then 4 m...