Search over 10,000 free study notes

1. Biological enzymes are proteins, meaning they have specific shapes depending on bond interactions. 2. The active site of the protein is specific to a certain substrate (the thing being broken down). 3. At...

Metallic bonding forms a closely packed lattice structure of positive ions with delocalized electrons (these are the electrons of the outer shell of the metal atom). Because these electrons are delocalised, ...

Atoms are made up of three types of particles: protons, neutrons and electrons. The relatives charge on each of these particles are as follows: protons = +1, neutrons = 0, electrons = -1 Because neutrons are...

In both AS and A2 papers, a good exam essay will be characterised by a competent understanding of the key points in the chosen texts, as well as a good overall answer to the question . The analysis is likely...

You shoud: 1. Read the sentence in its entirety, up to the full stop. 2. Proceed to analyse how the period is constructed: which is the main sentence? Are there any sentences subordinated and/or coordinated ...