Bio 181 exam 4 - Study guides, Class notes & Summaries

GCU BIO 181 FINAL EXAM (EXAM 4)The tryptophan operon is a repressible operon that is: - correct answer Turned off whenever tryptophan is added to the growth medium. The lactose operon is likely to be transcribed when: - correct answer The cyclic AMP and lactose levels are both high within the cell. For a repressible operon to be transcribed, which of the following must occur? - correct answer RNA polymerase must bind to the promoter, and the repressor must be inactive. Which of the foll...

Bio 181 Exam 1 MCCEmergent Property - correct answer New properties that arise with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases. Biological Organization - correct answer 1. Biosphere 2. Ecosystem 3. Communities 4. Populations 5. Organisms 6. Organs and Organ Systems 7. Tissues 8. Cells 9. Organelles 10. Molecules Properties of life - correct answer 1. Order 2. Regulation 3. Energy Processing 4. Evolution...

QUESTIONS AND ANSWERS

BIO 181 Exam 1 ReviewWhat are the five fundamental characteristics of life? - correct answer 1. Energy 2. Cells 3. Information 4. Replication 5. Evolution What are the steps of the scientific method? - correct answer 1. Observation 2. Question 3. Hypothesis 4. Test 5. Results/Conclusion How does a null hypothesis of an experiment differ from the hypothesis? - correct answer A null hypothesis specifies what should be observed if the hypothesis is incorrect and a hypothesis is a test...

BIO 181 (Capco ASU) Exam 3 (Final Exam) Questions with Verified Solutions Briefly explain why the action potential flows only from the axon hillock to the terminal web. The action potential originates from the axon hillock which initiates the flow of the action potential because of the presence of higher density voltage-gated ion channels. Draw a neuron, and label all the parts as described in lecture. Draw an action potential in the axon of a neuron and indicate which ions flow int...