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TEKS Biology High School - B.9.A: Biomolecules

Quiz by TEKS Biology High School

High School - Biology
Science (2010)
Texas Essential Knowledge and Skills (TEKS)

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Measures 1 skill from
High School - Biology
Science (2010)
Texas Essential Knowledge and Skills (TEKS)

B.9.A: Biomolecules

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12 questions
Show answers
  • Q1
    Students were given a list of seven elements and asked to identify the four elements that are most abundant in biomolecules. Which table correctly identifies the four most-abundant elements in biomolecules?
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    30s
    B.9.A: Biomolecules
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  • Q2
    Proteins and carbohydrates have many functions in the body of an organism. Specific proteins and carbohydrates perform specific tasks. Information about a protein and a carbohydrate is given below. How are ferritin and glycogen similar in their primary functions for an organism?
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    Both store information for the organism
    Both support the structure of the organism
    Both store energy used by the organism
    Both store materials needed by the organism
    30s
    B.9.A: Biomolecules
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  • Q3
    Four different nucleotides are used as building blocks of DNA. Which of the following can be used to distinguish one nucleotide from another?
    The shape of the deoxyribose sugar
    The length of the phosphate group
    The nitrogenous base
    The type of fatty acid
    30s
    B.9.A: Biomolecules
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  • Q4
    The complex carbohydrates pictured below are made by linking molecules of glucose. In all three complex carbohydrates, the subunits of glucose are bonded together differently. Because they have different structures, they most likely —
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    contain different chemical elements
    perform different functions
    form different proteins
    carry different nucleotides
    30s
    B.9.A: Biomolecules
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  • Q5
    A student preparing for a hike wants to pack a snack that has biomolecules that provide quickly available energy but few excess calories. Which nutrition label lists the best combination of biomolecules that provide quickly available energy while providing the fewest calories from other types of biomolecules?
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    45s
    B.9.A: Biomolecules
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  • Q6
    The differences between two molecules include the type of sugar that forms a section of the molecules and the identity of one of the four nitrogenous bases that make up another section of the molecules. These two molecules are —
    proteins
    lipids
    nucleic acids
    complex carbohydrates
    30s
    B.9.A: Biomolecules
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  • Q7
    Carbohydrates are more easily metabolized than lipids. However, on a gram-for-gram basis lipids provide cells with more —
    energy
    nitrogen
    proteins
    structure
    30s
    B.9.A: Biomolecules
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  • Q8
    Which of the following biomolecules typically contains both nitrogen and phosphate?
    Nucleic acid
    Carbohydrate
    Lipid
    Protein
    30s
    B.9.A: Biomolecules
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  • Q9
    Proteins and polysaccharides are polymers. These polymers are formed by dehydration synthesis. Which statement correctly identifies a difference in the structure of proteins and polysaccharides?
    Only polysaccharides can be folded and twisted to very specific shapes
    Only proteins are formed from amino acids joined by peptide bonds
    Only proteins can be large molecules with thousands of subunits
    Only polysaccharides are comprised of repeating units of cytosine, adenine, guanine, and thymine
    30s
    B.9.A: Biomolecules
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  • Q10
    Which of these best represents a fatty-acid molecule?
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    30s
    B.9.A: Biomolecules
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  • Q11
    An advertisement for a health supplement for dogs claims to build lean muscle and strengthen tendons and ligaments, as well as provide energy. Which two biomolecules must the supplement contain to provide these benefits?
    Carbohydrates and lipids
    Proteins and carbohydrates
    Nucleic acids and carbohydrates
    ipids and nucleic acids
    60s
    B.9.A: Biomolecules
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  • Q12
    Two biomolecules are shown. Which of the following best describes these biomolecules?
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    Molecule X is a carbohydrate, and Molecule Y is a nucleic acid.
    Molecule X and Molecule Y are both carbohydrates.
    Molecule X and Molecule Y are both nucleic acids.
    Molecule X is a nucleic acid, and Molecule Y is a carbohydrate.
    60s
    B.9.A: Biomolecules
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