Nutrition Questions and Answers (100% Correct
Answers)
metabolism
Ans: the sum total of all the chemical reactions that go on in living cells
catabolism
Ans: reactions in which large molecules are broken down to smaller ones and release
energy
anabolism
Ans: reactions in which small molecules are put together to build larger ones and
require energy
What are ADP and ATP?
Ans: ATP (Adenosine Triphosphate), is the energy used by an organism in its daily
operations. It consists of an adenosine molecule and three inorganic phosphates.
After a simple reaction breaking down ATP to ADP (Adenosine Diphosphate) , the
energy released from the breaking of a molecular bond is the energy we use to keep
ourselves alive.
What are the unique chemical structures of triglycerides & proteins?
Ans: Triglycerides are the chief form of fat in the diet and the major storage form of
fat in the body composed of a molecule of glycerol with 3 fatty acids attached.
-A protein molecule is made from a long chain of amino acids that are linked though
a peptide bond. Proteins are known as polypeptides.
What form of energy is used in early (first 24 hrs) vs. late fasting?
Ans: Glucose is first form of energy then the body feeds on the protein stores and
fats.
Explain ketosis and its impact on the body. How is it reversed?
Ans: Ketosis is a sign that the body's chemistry is going awry. Acidic blood
denatures proteins, leaving them unable to function. Elevated blood ketones are
excreted in the urine. A fruity odor on the breath develops reflecting the presence of
the ketone acetone.
How is excess energy stored in the body?
Ans: Fat
Approximately how many kcalories are in a pound of adipose?
Ans: 3500