Pdf"s articles have been posted for the seminar presentations. Read your opponents articles to see what things you could ask them, and to find what they may ask you. At least 1 extra article, but can have as many as you want. Influences of microsystems on each other (bio)ecological theory y. Start with a core of the child, then the outside is the immediate environment. Then there is a social and economic context (school, city) Ecosystem - social, environmental, and governmental forces that indirectly influence the individual. Mesosystem - influences of microsystems on each other. Microsystem - people and objects in the immediate environment. Macrosystem- subcultures and cultures in which the other three systems are imbedded. 5 components of darwin"s evolution by natural selection: more offspring are born than survive to reproduce, many animals die - which is a good thing because our world would be covered in animals.