Ap Biology Chapter 3 Study Guide

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ANATOMY AND PHYSIOLOGY CHAPTER THREE CLASS PREP 1. What is the cell theory? 2. What are the three major regions of a human cell and what is the function of each? 3. Explain the structure of the plasma membrane. Include composition and connections. 4. Name and describe three cell junctions. 5. Why is plasma membrane called the fluid-mosaic model? 6. What is meant when the cell is described as sugar-coated? 7. How is the plasma membrane structure related to active and passive transport processes? 8. List six functions of membrane proteins. 9. Discuss the following Transport Systems – state their requirements, examples of molecules that use that transport system, is energy involved and is there a carrier involved a) Simple Diffusion b) Osmosis…show more content…
Explain how DNA replicates? What are some characteristics of the structure of DNA? Explain complementary base pairing. 15. Describe in detail the phases of mitosis. What are the significant events that occur in each phase? What are chromatids? When do chromatids become chromosomes in Mitosis? What is cytokinesis? Protein Synthesis 16. How do genes control all of your characteristics? 17. What are the characteristics of RNA? What are the complementary base pairs? 18. In a chart, compare the differences in DNA vs. RNA. Include in your chart, location, complementary base pairs, sugar, helix or single 19. What is the overall scheme to protein synthesis? 20. Describe the process of transcription? What is a code? What is a codon? Describe how mRNA is made from DNA? Why do we have to make mRNA in the first place? 21. Describe the process of translation. Describe how mRNA translates the message into a protein? How are the amino acids brought to the ribosome? 22. What are anticodons? What determines the order in which the amino acids are brought to the ribosome? What is the start codon? 23. What was it that ultimately determined which protein was

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