Name
AP Biology Chapter 11 Guided Reading Campbell Biology 6th Edition
1. When did cell signaling evolve?
2. What is some of the evidence for that?
3. Define Signal Transduction pathway
4. Define the following
a. Local regulator
b. Hormone
c. Pheromones (you’ll have to look this up in another chapter)
d. Local regulator
e. Paracrine signaling
f.
Synaptic signaling
5. Using those terms, label the following diagram:
6. List and Explain the three stages of signaling.
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7. How do the cell junctions affect the signaling systems.
8. Label the following diagram with the stages of signaling.
9. Define Ligand
10. What is a G protein-linked receptor?
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11. Label the following:
12. Label the following diagram of the functioning of a G protein linked receptor.
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13. What is a kinase?
14. Label the diagram of the Tyrosine kinase receptor below.
15. Label and title the diagram below.
16. Label the diagram below
16. The importance of the signal transduction pathway is important because of amplification.
Explain what is meant by amplification.
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17. What is the significance of the diagram above?
Chapter 45 Guided Reading Assignment
1. What is a hormone?
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2. What constitutes the endocrine system and what are its functions?
3. What are endocrine glands?
4. How do neurosecretory cells demonstrate the overlap between the endocrine and nervous system?
5. Review the basics of negative feedback – explain negative feedback using the following terms:
receptor, control center, effector, and efferent signal.
6. Label the diagram below representing the basic patterns of hormonal control.
7. What are the three major classes of molecules that function as hormones in vertebrates?
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8. Use the diagram below to review basics of signal transduction pathways.
9. How can one chemical signal cause different effects?
10. What type of molecules are intracellular receptors? Include the why and give an example in your
answer.
11. Detail the following local regulator
growth factors
12. How does the hypothalamus integrate information?
14. What is the importance of tropic hormones?
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17. What is special about the structure of growth hormone?
18. What is the main function of the parathyroid hormone and in your own words, why is it important?
19. Complete the diagram below of the feedback loops concerning calcium regulation.
24. Complete the diagram below – you have seen this before – concerning glucose homeostasis.
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25. How does the body respond differently to long term and short term stress and why is this an
advantage to the organism?
26. How could chronic short term stress responses be a disadvantage to the organism?
28. What are the gonadal sex hormones?
29. What is the pineal gland and why is it important?
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