{
  "id": "a851f332-b221-5e2c-90f1-eebfcf1769b2",
  "slug": "b1-2-proteins",
  "title": "B1.2 Proteins",
  "course": "IB Biology",
  "level": "SL and HL",
  "syllabusCode": "B1.2",
  "questionCount": 17,
  "page": "https://splycr.com/ib-biology/b1-2-proteins",
  "data": "https://splycr.com/library/b1-2-proteins.json",
  "play": "https://splycr.com/?set=a851f332-b221-5e2c-90f1-eebfcf1769b2",
  "section": {
    "name": "Theme B: Form and function",
    "page": "https://splycr.com/ib-biology/form-and-function"
  },
  "source": {
    "name": "Biology by Bradford",
    "href": "https://biologybybradford.com"
  },
  "questions": [
    {
      "number": 1,
      "question": "The linear sequence of amino acids in a polypeptide chain?",
      "answer": "Primary structure",
      "wrongOptions": [
        "Hydrogen bonds",
        "Prosthetic group",
        "Peptide bond"
      ]
    },
    {
      "number": 2,
      "question": "Local folding (alpha helices/beta sheets) held by hydrogen bonds between groups in the polypeptide backbone?",
      "answer": "Secondary structure",
      "wrongOptions": [
        "Quaternary structure",
        "Tertiary structure",
        "Conjugated protein"
      ]
    },
    {
      "number": 3,
      "question": "The 3D folding of a single chain caused by R-group interactions?",
      "answer": "Tertiary structure",
      "wrongOptions": [
        "Conjugated protein",
        "Quaternary structure",
        "Secondary structure"
      ]
    },
    {
      "number": 4,
      "question": "Structure formed when multiple polypeptide chains link together?",
      "answer": "Quaternary structure",
      "wrongOptions": [
        "Tertiary structure",
        "Secondary structure",
        "Conjugated protein"
      ]
    },
    {
      "number": 5,
      "question": "A non-protein molecule tightly bound to a protein (e.g., the heme group)?",
      "answer": "Prosthetic group",
      "wrongOptions": [
        "Hydrogen bonds",
        "Primary structure",
        "Disulfide bridge"
      ]
    },
    {
      "number": 6,
      "question": "A protein that includes a prosthetic group in its structure?",
      "answer": "Conjugated protein",
      "wrongOptions": [
        "Tertiary structure",
        "Secondary structure",
        "Quaternary structure"
      ]
    },
    {
      "number": 7,
      "question": "Strong covalent bond between the sulfur atoms of two cysteine residues?",
      "answer": "Disulfide bridge",
      "wrongOptions": [
        "Peptide bond",
        "Prosthetic group",
        "Primary structure"
      ]
    },
    {
      "number": 8,
      "question": "Weak attractions between polar R-groups?",
      "answer": "Hydrogen bonds",
      "wrongOptions": [
        "Globular protein",
        "Prosthetic group",
        "Fibrous protein"
      ]
    },
    {
      "number": 9,
      "question": "Attractions between positively and negatively charged R-groups?",
      "answer": "Ionic bonds",
      "wrongOptions": [
        "Amino acid",
        "Alpha helix",
        "Hydrogen bonds"
      ]
    },
    {
      "number": 10,
      "question": "The clustering of non-polar R-groups away from water?",
      "answer": "Hydrophobic interactions",
      "wrongOptions": [
        "Tertiary structure",
        "Conjugated protein",
        "Secondary structure"
      ]
    },
    {
      "number": 11,
      "question": "A spiral coil stabilized by hydrogen bonds between every fourth amino acid?",
      "answer": "Alpha helix",
      "wrongOptions": [
        "Amino acid",
        "Ionic bonds",
        "Prosthetic group"
      ]
    },
    {
      "number": 12,
      "question": "A structure where parts of the chain run side-by-side, held by hydrogen bonds?",
      "answer": "Beta pleated sheet",
      "wrongOptions": [
        "Quaternary structure",
        "Secondary structure",
        "Conjugated protein"
      ]
    },
    {
      "number": 13,
      "question": "The monomer of proteins with an amino group, carboxyl group, and variable R group?",
      "answer": "Amino acid",
      "wrongOptions": [
        "Ionic bonds",
        "Alpha helix",
        "Primary structure"
      ]
    },
    {
      "number": 14,
      "question": "The covalent bond linking amino acids, formed by a condensation reaction?",
      "answer": "Peptide bond",
      "wrongOptions": [
        "Globular protein",
        "Primary structure",
        "Disulfide bridge"
      ]
    },
    {
      "number": 15,
      "question": "The loss of a protein's 3D structure due to high heat or extreme pH?",
      "answer": "Denaturation",
      "wrongOptions": [
        "Disulfide bridge",
        "Hydrogen bonds",
        "Fibrous protein"
      ]
    },
    {
      "number": 16,
      "question": "Compact, roughly spherical proteins that are usually water-soluble?",
      "answer": "Globular protein",
      "wrongOptions": [
        "Peptide bond",
        "Primary structure",
        "Prosthetic group"
      ]
    },
    {
      "number": 17,
      "question": "Long, thread-like structural proteins that are insoluble in water?",
      "answer": "Fibrous protein",
      "wrongOptions": [
        "Disulfide bridge",
        "Globular protein",
        "Peptide bond"
      ]
    }
  ]
}