please answer 11-15 11. Many types of cells have stores of lipids in their cytop
ID: 278618 • Letter: P
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please answer 11-15
11. Many types of cells have stores of lipids in their cytoplasm, usually seen as fat droplets. What is the lipid most commonly found in these droplets? (a) cholesterol (c) Isoprene (b) palmitic acid (d) triacylglycerol 12. Chemical reactions carried out by living systems depend on the ability of some organisms to capture and use atoms from nonliving sources in the environment. The specitic subset of these reactions that break down nutrients in food can be describeod as (c) anabolic (d) biosynthetic (a) catabolic (b) metabolic 13. Oxidation is the process by which oxygen atoms are added to a target moleculc. Generally, the atom that is oxidized will expcrience which of the following with respect to the elcctrons in its outer shell? (c) no change (d) an cqual sharing (a) a ncl gain (b) a net loss 14. Catalysts are molecules that lower the activation encrgy for a given reaction. Cells produce their own catalysts called (c) cofactors (d) complcxes (a) proteins (b) enzymes 15. AGo indicates the change in the standard free energy as a reactant is converted to product. Given what you know about these values, which reaction below is the most favorable? (a) ADP+Pi ATP (b) glucose 1-phosphate ? glucose 6-phosphate (c) glucose +fructose sucrose (d) glucose ? CO2 + H2O AGo +7.3 kcal/mole AG 1.7 kcal/mole ?G°-+5.5 kcal/mole G"--686 kcal/moleExplanation / Answer
Answer 11) cholesterol
Answer 13) a net loss
Answer 12) cartabolic
Answer 14) Enzymes
Answe 15) option c
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