11. Use the data below to answer the following question: How much more energy is stored in a gram of fat than in a gram of hydrated glycogen? Fat: 39.1 kJ/g Glycogen: 17.5 kJ/g. In its hydrated form in cells, glycogen binds twice its weight in water. 12. Consider a 70-kg man containing 10 kg fat. Given that a gram of fat contains 6.7 times more energy than a gram of hydrated glycogen in cells, how much heavier would he have to be to store the same amount of energy in the form of glycogen? 13. Given that glycogen catabolism requires 5.0 kJ/L O2 and protein catabolism requires 4.6 kJ/L 02, what is the maximum percentage error involved in assuming a conversion factor of 4.8 kJ/L O₂ if respiration were actually to involve only carbohydrate or only protein? 14. If a person's metabolic rate is 8640 kJ/day, what is it in watts? 1 W = 1 J/s.

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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11. Use the data below to answer the following question: How much more energy is stored in a gram
of fat than in a gram of hydrated glycogen?
Fat: 39.1 kJ/g
Glycogen: 17.5 kJ/g. In its hydrated form in cells, glycogen binds twice its weight in water.
12. Consider a 70-kg man containing 10 kg fat. Given that a gram of fat contains 6.7 times more
energy than a gram of hydrated glycogen in cells, how much heavier would he have to be to store
the same amount of energy in the form of glycogen?
13. Given that glycogen catabolism requires 5.0 kJ/L O2 and protein catabolism requires 4.6 kJ/L O2,
what is the maximum percentage error involved in assuming a conversion factor of 4.8 kJ/L O₂ if
respiration were actually to involve only carbohydrate or only protein?
14. If a person's metabolic rate is 8640 kJ/day, what is it in watts? 1 W = 1 J/s.
Transcribed Image Text:11. Use the data below to answer the following question: How much more energy is stored in a gram of fat than in a gram of hydrated glycogen? Fat: 39.1 kJ/g Glycogen: 17.5 kJ/g. In its hydrated form in cells, glycogen binds twice its weight in water. 12. Consider a 70-kg man containing 10 kg fat. Given that a gram of fat contains 6.7 times more energy than a gram of hydrated glycogen in cells, how much heavier would he have to be to store the same amount of energy in the form of glycogen? 13. Given that glycogen catabolism requires 5.0 kJ/L O2 and protein catabolism requires 4.6 kJ/L O2, what is the maximum percentage error involved in assuming a conversion factor of 4.8 kJ/L O₂ if respiration were actually to involve only carbohydrate or only protein? 14. If a person's metabolic rate is 8640 kJ/day, what is it in watts? 1 W = 1 J/s.
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