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BILD1FA07_Lect3A_StudyGuide - 7 Describe the structure and...

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Lecture 3A Cell Structure and Function 10/9/07 1. Sketch the basic structure of a phospholipids and describe how it is amphipathic. 2. Name two types of secondary protein structure. Explain the role of hydrogen bonds in maintaining secondary structure. 3. Explain how weak interactions and disulfide bridges contribute to 3° protein structure. 4. Distinguish between the contributions of the protein backbone and side groups to the different levels of protein structure. 5. Know three conditions under which proteins may be denatured and why. 6. Distinguish between prokaryotic and eukaryotic cells.
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Unformatted text preview: 7. Describe the structure and function of the nuclear envelope and pores. 8. Distinguish between free and bound ribosomes in terms of location and function. 9. Compare the structure and functions of smooth and rough ER. Word List alpha ( α ) helix beta ( β ) pleated sheet cytoplasm cytosol disulfide bridge endoplasmic reticulum (ER) eukaryotic cell nuclear envelope nucleus organelle phospholipid plasma membrane polypeptide primary structure prokaryotic cell protein quaternary structure ribosome rough ER secondary structure smooth ER tertiary structure vesicle...
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