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microbiology 2

microbiology 2
25問 • 1年前
  • ユーザ名非公開
    • 通報

    問題一覧

  • 1

    Which of the statements is false?

    Water molecules are formed by hydrolysis

  • 2

    Which type of bond is found between Nat and Clions in NaCl?

    Ionic bond

  • 3

    Which are the primary molecules making up plasma membranes in cells?

    Lipids

  • 4

    Which of the following statements about water is true?

    Water plays an important role in dehydration synthesis.

  • 5

    Which of the following statements about the atom 12/6c is false?

    It has 12 neutrons in its nucleus

  • 6

    Which type of molecule contains the alcohol glycerol?

    Phospholipids

  • 7

    The equation below is what type of reaction? Molecule AB → Molecule A + Molecule BThe equation below is what type of reaction? Molecule AB → Molecule A + Molecule B

    Decomposition reaction

  • 8

    Which type of molecule NEVER contains a phosphate group?

    Triglycerides

  • 9

    Which molecule is composed of a chain of amino acids?

    Protein

  • 10

    What is the type of bond holding hydrogen and oxygen atoms in the H20 molecule?

    covalent bond

  • 11

    Which of the following statements is true regarding organic molecules?

    Carbohydrates are a large and diverse group of molecules composed of carbon, hydrogen, and oxygen. Examples include glycogen and starch

  • 12

    What do genes consist of?

    Nucleic acids

  • 13

    A scientist wants to perform a test that will indicate whether a nucleic acid sample is composed of RNA.Testing for the presence of which of the following is most appropriate in this situation?

    uracil

  • 14

    Identify the following reaction: Glucose + Fructose →Sucrose + Water

    dehydration synthesis reaction

  • 15

    Which bond is best described as an intermolecular attraction due to partial charges formed in polar covalent bonds?

    Hydrogen bond

  • 16

    Protein structure is directly related to the function of the protein. Which of the following is an accurate description of the level of structure in a protein?

    Tertiary protein structure is the overall three-dimensional shape involving interactions between various amino acids and their side groups.

  • 17

    The shared electrons that form a covalent bond are always shared equally.

    Fasle

  • 18

    The structure of an atom includes which of the following?

    A nucleus with positively charged protons and uncharged neutrons, with orbiting negatively charged electrons

  • 19

    Which of the following is true about ATP

    ATP stores energy in phosphate bonds

  • 20

    Fluids in the stomach have a pH of 1 or 2. This would indicate which of the following?

    Numerous Ht ions and a low pH

  • 21

    Which of the following pairs is mismatched?

    KH2PO4 - K+ + H2PO4 acidKH2PO4 - K+ + H2PO4 acid

  • 22

    Which of the following describes inorganic molecules?

    Small and structurally simple compounds which typically lack carbon and in which ionic bonds may play an important role

  • 23

    Which type of molecule contains -NH2 groups?

    Protein and nucleic acid

  • 24

    Which of the following statements is false?

    Water molecules are formed by hydrolysis

  • 25

    Starch, dextran, glycogen, and cellulose are polymers of

    Glucose

    • microbiology

    microbiology

    ユーザ名非公開 · 26問 · 1年前

    microbiology

    microbiology

    26問 • 1年前
    ユーザ名非公開

    Microbiology three

    Microbiology three

    ユーザ名非公開 · 25問 · 1年前

    Microbiology three

    Microbiology three

    25問 • 1年前
    ユーザ名非公開

    問題一覧

  • 1

    Which of the statements is false?

    Water molecules are formed by hydrolysis

  • 2

    Which type of bond is found between Nat and Clions in NaCl?

    Ionic bond

  • 3

    Which are the primary molecules making up plasma membranes in cells?

    Lipids

  • 4

    Which of the following statements about water is true?

    Water plays an important role in dehydration synthesis.

  • 5

    Which of the following statements about the atom 12/6c is false?

    It has 12 neutrons in its nucleus

  • 6

    Which type of molecule contains the alcohol glycerol?

    Phospholipids

  • 7

    The equation below is what type of reaction? Molecule AB → Molecule A + Molecule BThe equation below is what type of reaction? Molecule AB → Molecule A + Molecule B

    Decomposition reaction

  • 8

    Which type of molecule NEVER contains a phosphate group?

    Triglycerides

  • 9

    Which molecule is composed of a chain of amino acids?

    Protein

  • 10

    What is the type of bond holding hydrogen and oxygen atoms in the H20 molecule?

    covalent bond

  • 11

    Which of the following statements is true regarding organic molecules?

    Carbohydrates are a large and diverse group of molecules composed of carbon, hydrogen, and oxygen. Examples include glycogen and starch

  • 12

    What do genes consist of?

    Nucleic acids

  • 13

    A scientist wants to perform a test that will indicate whether a nucleic acid sample is composed of RNA.Testing for the presence of which of the following is most appropriate in this situation?

    uracil

  • 14

    Identify the following reaction: Glucose + Fructose →Sucrose + Water

    dehydration synthesis reaction

  • 15

    Which bond is best described as an intermolecular attraction due to partial charges formed in polar covalent bonds?

    Hydrogen bond

  • 16

    Protein structure is directly related to the function of the protein. Which of the following is an accurate description of the level of structure in a protein?

    Tertiary protein structure is the overall three-dimensional shape involving interactions between various amino acids and their side groups.

  • 17

    The shared electrons that form a covalent bond are always shared equally.

    Fasle

  • 18

    The structure of an atom includes which of the following?

    A nucleus with positively charged protons and uncharged neutrons, with orbiting negatively charged electrons

  • 19

    Which of the following is true about ATP

    ATP stores energy in phosphate bonds

  • 20

    Fluids in the stomach have a pH of 1 or 2. This would indicate which of the following?

    Numerous Ht ions and a low pH

  • 21

    Which of the following pairs is mismatched?

    KH2PO4 - K+ + H2PO4 acidKH2PO4 - K+ + H2PO4 acid

  • 22

    Which of the following describes inorganic molecules?

    Small and structurally simple compounds which typically lack carbon and in which ionic bonds may play an important role

  • 23

    Which type of molecule contains -NH2 groups?

    Protein and nucleic acid

  • 24

    Which of the following statements is false?

    Water molecules are formed by hydrolysis

  • 25

    Starch, dextran, glycogen, and cellulose are polymers of

    Glucose