Problems chapter 10

Problems chapter 10 - on side 2 is 10 mM 14 Valinomycin is...

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Chem 365 Homework problems Chapter 10 1-10. From VVP, Chapter 10 Problems 1-10 (pages 319-320). 11. Symport and antiport are two examples of _______________________ wherein the energy stored in an existing chemical gradient across a biological membrane can be used to drive formation of a different chemical gradient a. primary active transport b. secondary active transport c. tertiary active transport d. quaternary active transport 12. The ________________________ for membrane structure is a theory that states that biological membranes are essentially a two-dimensional solvent in which proteins and lipids can rapidly travel. a. fluid mosaic model b. lateral symmetry model c. liquid crystal model d. sequential model 13. Calculate the free energy difference at 25°C due to a galactose gradient across a membrane, if the concentration on side 1 is 2 mM and the concentration
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Unformatted text preview: on side 2 is 10 mM. 14. Valinomycin is a mobile type ionophore while gramicidin is a channel-forming ionophore. Lowering the temperature drastically influences the rate of transport by valinomycin relative to gramicidin. Explain this observation. Chem 365 Homework problems 14. Answer the following questions with the letter that corresponds to the appropriate structure depicted on the previous page. a. Which of the molecules represented in the lipid gallery is sphingosine? b. Which is cortisol, an anti-inflammatory steroid hormone? c. Which is the diterpene trans-retinal? d. Which is the compound sphingomyelin? e. Which is the ether glycophospholipid platelet-activating factor (PAF)? f. Which is an example of a cerebroside? g. Which is phosphatidic acid? h. Which is the wax cetyl palmitate?...
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Problems chapter 10 - on side 2 is 10 mM 14 Valinomycin is...

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