A/An ________ is an element that is present in small quantities in a living organism.

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________ is the three-dimensional shape of a molecule that is attained through rotation of its bonds.

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A macromolecule that consists of one or more polypeptide chains is a/an ________.

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All bacteria are ________, unicellular organisms that lack a membrane-bounded nucleus.

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A/An ________ is a structural unit from which a polymer is built.

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A/An ________ is any member of a broad class of macromolecules that are largely or wholly hydrophobic.

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A thermodynamic process that has a net increase in free energy is called a/an ________ and can occur only with the input of free energy from outside the system.

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In a/an ________ reaction, a substance loses electrons.

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________ is the evolutionary process by which the continued existence of a replicating entity depends on its ability to survive and reproduce under the existing conditions.

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A monosaccharide is a/an ________ consisting of a single sugar molecule.

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The major ________ are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).

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During DNA ________, the parental polynucleotide strands separate so that each can direct the synthesis of a complementary daughter strand resulting in two complete DNA double helices.

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________ is a measure of the degree of randomness or disorder of a system.

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A polypeptide is a polymer consisting of ________ that are linked in linear fashion by peptide bonds.

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A/An ________ organism requires oxygen.

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A molecule that pairs in a reciprocal fashion with another is called a/an ________.

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________ is a thermodynamic quantity that is taken to be equivalent to the heat content of a biochemical system.

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Bacteria and ________ are the two major types of prokaryotes.

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An example of a nonspontaneous process is a/an ________ reaction that has an overall positive free energy change.

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In a/an ________ reaction, a substance gains electrons.

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