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C3.1 Integration of body systems - Student friendly summary

This is a "student friendly" summary list of the IB DP Biology Guide for Topic C3.1 Integration of body systemsInteraction and interdependence - Organisms SL: 5 hours AHL: 2 hoursGuiding questionsNerves and hormones both play a role in sending messages and coordination of responses.Feedback mechanisms act to regulate body systems. Negative feedback, in particular, acts to maintain levels within constant and safe limits.

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