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9 Cards in this Set
- Front
- Back
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Where are ribosomes produced? |
Nucleolus |
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What is found within the nucleolus? |
Dark-staining heterochromatin (low transcriptional activity) Light-staining euchromatin (high transcriptional activity) |
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What is the purpose of the smooth ER? |
Synthesis and processing of lipids (hydrophobic molecules) |
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Name the sections of the RER and their function |
Cis face - proteins enter, phosphorylated Medial Golgi - sugars added Trans face - proteolysis, sorting of lipid and protein, release of protein in vesicles |
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What is the pH within a lysosome? |
5 |
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What are ampipathic molecules? |
Molecules which contain both hydrophillic and hydrophobic sections (will span the plasma membrane) |
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What is FRAP analysis? |
Fluorescent Recovery After Photobleaching |
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What effect does cholesterol have on fluidity in the lipid bi-layer? |
Decreases fluidity on the outside; increases fluidity on the inside. |
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Why might flipping of proteins from one membrane leaflet to the other occur? |
During apoptosis. |
