Are you in employment? You should have access to codes of practice etc...you could look through those.
Alternatively you can google your question....you will find loads of information regarding this particular subject. The information will allow you to understand further on this subject but through that will come your answers.
Think about the Equality and Discrimination Acts....what does that set out to achieve? Think about why its important for diversity in the work place. Codes of practice will contain elements from legislation....see how that applies in your work role.
Codes of practice can differ in different organisations but it will have the same aim.
If your not in employment visit different organisations websites, some do have this info availabe to members of the public and it can be extremely informative. | 
