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10 Cards in this Set

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  • Back
1. Which of the following contains high-energy phosphate bonds?
a. DNA
b. glycogen
c. RNA
d. ATP
e. phospholipids
d. ATP (p. 29)
2. The lower the pH,
a. the greater the hydrogen ion concentration.
b. the more acidic the solution.
c. Both of the choices are correct.
c. Both of the choices are correct. (p. 22)
3. Glycogen is
a. a monosaccharide used for quick energy.
b. a protein found in cell membranes.
c. a polysaccharide used as stored energy.
d. a fat found in margarine
c. a polysaccharide used as stored energy. (p. 23)
4. In the reactions that occur in metabolism, enzymes function as
a. amino acids.
b. lipids.
c. catalysts.
d. compounds.
c. catalysts. (p. 25)
5. Which of the following contains glucose?
a. protein
b. fat
c. nucleic acid
d. starch
d. starach (p. 23)
6. Organic compounds always contain ___________ atoms.
a. water
b. carbon
c. nitrogen
d. oxygen
b. carbon (p. 23)
7. An element is any substance that contains one type of
a. milecule.
b. isotope.
c. atom.
d. proton.
c. atom. (p. 17)
8. The differences between one polypeptide and another lies in
a. the type of peptide bond thay contain.
b. the type of sugar they contain.
c. whether they are saturated or not.
d. the sequence of amino acids.
d. the sequence of amino acids. (p. 27)
9. An ion is an atom or milecule that
a. is in a gaseous state.
b. carries an electrical charge.
c. is attracted to a north-seeking pole.
d. forms a visible glow.
b. carries an electrical charge. (p. 18)
10. The positively charged particles in the nucleus of an atom are
a. neutrons.
b. electrons.
c. protons.
d. isotopes.
c. protons. (p. 17)