Slide 1 Slide 2 Principles of Homeostasis... THE MAINTENANCE OF STATIC OR CONSTANT CONDITIONS IN THE INTERNAL ENVIRONMENT... External Environment Internal Environment Slide…

47 4.1.1 Communication Context and exemplification Assessable learning outcomes Organisms use chemical and electrical systems to monitor and respond to any deviation from…

Slide 1 Unit 1 Communication, Homeostasis and Energy Slide 2  What effect does temperature change have on enzyme action?  What other environmental factors inhibit the…

Slide 1 Slide 2 Objectives To understand homeostasis in more depth. To compare and contrast positive and negative feedback. To list examples of the two types of feedback…

Communication: Homeostasis Communication: Homeostasis Syllabus points Outline the need for communication systems within multicellular organisms, with reference to the need…

Objectives Explain what is meant by the term endocrine gland. Describe the cellular structure of an islet of Langerhans from the pancreas. Outline the role of the pancreas…

How does varying temperature affect the speed of woodlice? Sarah, Eliza and Lydia Pip, Jack and Lewis Calculate the speed for each set of results. (2) Describe and suggest…