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- Define the following terms: a. CAMs b. selectins c. cadherins d. antifreeze glycoprotein e. RNaseGenetic information is transferred from the nucleus to cytoplasm by way of a. Hydrochloric acid O b. Dexyribonucleic acid O c. Ribonucleic acid d. Amino acidDefine the following terms:a. supersecondary structureb. protomerc. phosphoproteind. denaturatione. ion exchange chromatography
- Protein #3 would most likely function as a: a. Carrier b. Channel c. Cell identity d. ReceptorWhich of the following characteristics does not describe RNA?a. contains uracilb. is single-strandedc. includes deoxyribose sugard. leaves the nucleus to go to the cytoplasmDefine the following terms:a. molecular chaperoneb. chaperoninc. cooperative bindingd. motor proteine. primary structure
- DNA is a primary source of genetic information in the cell and is the target for many drugs.Describe in detail intercalation and groove binding interactions with DNA and useappropriate illustrations to support your answer. Give specific examples of molecules thatbind by each mode of interaction.Mild, non-ionic detergents (like Triton X-100, with polar but uncharged regions that do not denatureproteins) would be required for separation of which of the following proteins from cell membranes?A. monolayer-associated proteinsB. lipid-linked proteinsC. transmembrane proteinsD. integral proteinsE. peripheral proteinsMark the following properties as belonging to either DNA or RNA. a. Contains the nucleotides A, G, C, and U ________ b. Found only in the nucleus of the cell ________ c. Can move in and out of the cell’s nucleus ________ d. Contains two strands of nucleotides linked by hydrogen bonds ________ e. Contains the code for every protein in the body ________ f. Contains the sugar ribose________
- Which of the following statements are correct about how the complex biological matrix of the cell may affect protein folding, stability and function (select all that appy)? A. ATP tends to "bounce" along the surfaces of many proteins without forming a stable complex B. Proteins make up approximately 30% of the total volume of the cytoplasm in a typical cell C. Compettition between drug molecules and metabolites in the cytoplasm may cause unexpected drug side effects not seen with individual proteins in solution. D. Large protein complexes move faster through the cytoplasm than small metabolites. E. Complex intercations between proteins in the cell may significantly destabilize a protein compared to the isolated protein in waterWhich of the following processes assists cells in maintaining proteostasis (high-protein folding quality control)? a. preinitiation complex assembly b. autophagy c. nonstop-mediated polypeptide decay d. polypeptide proofreadingDescribe the capacity of proteins to recognize and bind to DNA