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TExES Life Science: Cell Communication Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which cell receives the signal during cellular communication?

Question 2 2. All of the following statements are true, EXCEPT:

Question 3 3. What happens to a receptor protein once it binds with a ligand?

Question 4 4. Why are second messengers named as such?

Question 5 5. What is the correct order in which cell signaling occurs?

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Question 6 6. Why is it important to terminate a cellular response once it is complete?

Question 7 7. When does reception occur during cell signaling?

Question 8 8. How do scaffold proteins make cellular response more efficient?

Question 9 9. Which is a common type of cellular response?

Question 10 10. Which statement is NOT true about cellular response?

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Question 11 11. Why might amplification of a signal be important during transduction?

Question 12 12. Which is the final step in cell signaling?

Question 13 13. Enzymes that transfer phosphate groups to a protein are known as

Question 14 14. What are the steps of transduction collectively known as?

Question 15 15. Specifically, what does a signaling molecule bind to in order to start transduction?

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Question 16 16. Cellular response is which step in the signal transduction pathway?

Question 17 17. Dopamine is used to increase the strength and rate of contraction of the heart`s cells. This drug is a ligand that binds beta-adrenergic receptors in the cell. What action would a drug have that blocks the union of dopamine and the beta-adrenergic receptors?

Question 18 18. When protein kinases act on each other which chain of events is set into motion?

Question 19 19. Where are the two places we find receptor proteins?

Question 20 20. How do we know that cell signaling is an ancient process?

TExES Life Science: Cell Communication Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

TExES Life Science 7-12 (238): Practice & Study Guide  /  Science Courses
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