Key Concepts exam 2,2

Key Concepts exam 2,2 - Key Concepts 7 1. All cells come...

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Key Concepts 7 1. All cells come from pre-existing cells (= Cell Theory), and therefore have in common many processes, molecules, and structures. 2. What is a cell, and what is thought to be the adaptive advantage of this? 3. Why are cells limited in size by their surface area-to-volume ratio? 4. What is the function of the plasma membrane, and what is it about phospholipids that allow this? 5. What are the functions of the cell wall (for those cells that have them)? 6. How do prokaryotes differ from eukaryotes in size and structure? 7. Are some prokaryotes able to perform photosynthesis and respiration, even though they have no chloroplasts or mitochondria? Explain. 8. What are the main differences between prokaryotes and eukaryotes?
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9. What is the function of the 1) nucleus, 2) endoplasmic reticulum, 3) Golgi apparatus, 4) lysosomes, 5) mitochondria, 6) chloroplasts 7) peroxisomes, 8) vacuoles, 9) cytoskeleton (there are several), and 10) the extracellular structures presented in class?
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This note was uploaded on 05/05/2010 for the course MCB 181R taught by Professor Leonard during the Spring '08 term at Arizona.

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Key Concepts exam 2,2 - Key Concepts 7 1. All cells come...

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