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BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025

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BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025

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BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN
TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025

1. Organelles -Distinctmembrane-
boundcompartmentsisolated from each
other and the cytosol
-FoundonlyinEukaryoticcells
-Serve specific and particular metabolic
functions withinthecell




2. Cytosol contains many metabolic pathways; protein
synthe-sis; the cytoskeleton

3. nucleus containsmaingenome;DNAandRNAsynthesis

4. EndoplasmicReticulum(ER) synthesisofmostlipids;synthesisofproteinsfor
distributiontomanyorganellesandtotheplas
ma membrane

5. Golgi apparatus

modification,sorting,andpackagingofproteinsa
nd
lipidsforeithersecretionordeliverytoanotheror-
ganelle

6. lysosomes intracellulardegradation

7. endosomes sortingofendocytosedmaterial

8. mitochondria ATPsynthesisbyoxidativephosphorylation

9. Chloroplasts(inplantcells) ATPsynthesisandcarbonfixationbyphotosynthesis

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, BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN
TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025
10. Peroxisomes oxidative breakdown of toxic

molecules 11.




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, BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN
TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025
The relative volumes and numbers of the major membrane-enclosed
organelles in a liver cell



12. OrganelleImage




13. evolutionoftheendomembra -anaerobicarchaeontoanaerobiceukaryoticcell
ne system -nuclearmembrane,ER,nucleus




14. endosymbiosis evolutionofmitochondriaandchloroplasts




15. Protein sorting -In order for each organelle to serve its
particular function as well as grow, it must have
the appropriate proteins and membrane
proteins within
-Allproteinsgetmadebyribosomesinthecytosol
-Thereareditterentmechanismsbywhichspecific
proteinsgettransportedtotheirappropriateintra-
cellularlocation
1. Nuclear proteins get transported via
nuclear pores
2. ER, Chloroplasts, Mitochondrial proteins

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, BIO 348 CHAPTER 15: INTRACELLULAR COMPARTMENTS AND PROTEIN
TRANSPORT EXAM AND 100% CORRECT ANSWERS GRADED A+ 2025
are trans- ported into the respective
organelles via protein




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