Draw the structure of cholesterol and write the biosynthetic relations of steroid hormones starting from cholesterol.
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- Glutathione is an important intracellular thiol. List fivefunctions of glutathione in the bodyDescribe the differences between lecithin and cephalin. Draw the structure of a glycerophospholipid containing two molecules of stearic acid and ethanolamine.Dehydroascorbate is unstable at pH values greater than 6 anddecomposes to form tartrate and oxalate. Cells use GSH toreduce the loss of ascorbate. What is the reaction pathwayfor the regeneration of ascorbate?
- Which of the following are possible products of the partial hydrogenation, with two molecules of H2, of the following molecule? 18:2 Fatty acid 18:0 Fatty acid 18:1 Fatty acid (Select all that apply.) O 18:1, 18:0, 18:0 O 18:0, 18:0, 18:1 O 18:0, 18:0, 18:0Define the basic structure of a steroid and some steroid functionsDescribe the functions of glutathione within cells.
- What is an example of a biomolecule that interacts with Insulin? Please give a detailed explanation of that molecule's structure as well!Explain Specificity of phospholipases.Epinephrine has what functional groups What is the chemical reactivity in regards to its function? How is Epinephrine different than Heparin in structure, function, and use?
- Define the different types of insulins and their naming schemesWhy are eicosanoids of such great medical interest? Give two examples and describe their structures and functions.Compare and contrast the three major types of membrane lipids. Explain steroid hormones and its two major classes. Discuss the physiological effects of eicosanoids.