Does the constitution of particular country(brazil) influences the legal system?

It is a business law presentation that the script and ppt is needed. It should be about five minutes long. The main context is about business law in Brazil.The requirement is uploaded and ONLY 5 and 6 is required which are:Are there particular cultural(Brazil) influence on the legal system?(ie. where is a case first heard? Where is it appealed? What are the key procedure rules etc)Does the constitution of particular country(brazil) influences the legal system?(ie the perspective of a contract varies in different cultures)