Search over 10,000 free study notes

A gene is a section of DNA that codes for a specific protein.

Aerobic respiration takes place when oxygen is present, whereas anaerobic respiration takes place when oxygen is absent. Both processes take place in the mitochondria within the cells and releases energy....

As the answer is given in the question, it's really important that you lay out your working carefully to give a convincing account as to how you got from the question to the answer. 
Here we have a <...

If you are trying to find the sine of an angle, remember: SOH

The sine of an angle (S)= the length of the opposite side (O) / the length of the hypotenuse (H)

If you are try...

Begin by adding the 2 ratio parts (i.e. the numbers which make up the ratio) so 8+5 = 13.

Then divide the total sum by the sum of the ratio parts. Thus £650/13 = £50.

Multip...