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MCDB 1A UCSB Midterm 2 Questions with Correct Answers Microtubule Function 1. Cell shape and various kinds of cellular movements 2. movement of chromosomes during cell division How do cilia and flagella move? Dyne motor proteins do the work; these enzymes use energy from ATP hydrolysis and make microtubules slide past each other; flagellum bends.

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19 páginas

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MCDB 1A UCSB midterm 1 Questions with Complete Solutions Glycogen water-insoluble, highly branched polymer of glucose. Used to store glucose in the liver and muscles and is thus an energy storage compound for animals as starch is for plants. Cellulose most abundant organic compound on earth. Polysaccharide of glucose connected by beta glycosidic linkages. Eccellent structural material Lipids hydrocarbons that are insoluble in water because of their many nonpolar covalent bonds. Used i...

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20 páginas

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MCDB 1A UCSB Midterm 2 Questions and Answers 100% Solved How do cilia and flagella move? Dyne motor proteins do the work; these enzymes use energy from ATP hydrolysis and make microtubules slide past each other; flagellum bends. What kinds of molecules can/can't passively diffuse across cell membranes? can:lipidsoluble uncharged molecules can't: charged and water soluble molecules

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12 páginas

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MCDB 1A UCSB midterm 1 Questions and Answers 100% Solved Telomeres repetitive sequences at the ends of chromosomes. Telomerase catalyzes the addition of any lost telomeric sequences in cells. Telomerase contains an RNA sequence that acts as a template for the telomeric DNA repeat sequence. Proteins consist of polypeptide chains. Building block of these are amino acids. Amino acid has a carboxyl functional group and an amino functional group attached to the same carbon (alpha carbon). ...

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22 páginas

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