{
  "id": "37bba3f0-08f6-40b7-864c-0478e770a8dc",
  "title": "Cellular Respiration & Structure",
  "cards": [
    {
      "id": "card-1-e69b11",
      "type": "qa",
      "front": "What is the primary metabolic purpose of cellular respiration?",
      "back": "To generate ATP",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Respiration Purpose",
      "explanation": "Cellular respiration is defined as the metabolic process by which cells generate adenosine triphosphate (ATP), the cell's main energy currency.",
      "distractors": [
        "To synthesize DNA",
        "To break down proteins",
        "To produce lipids"
      ],
      "trueStatement": "Cellular respiration primarily generates ATP for cellular energy needs.",
      "falseStatement": "Cellular respiration is primarily used for synthesizing structural proteins.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "To generate ATP",
        "To synthesize DNA",
        "To break down proteins",
        "To produce lipids"
      ],
      "statement": "Cellular respiration primarily generates ATP for cellular energy needs.",
      "statementIsTrue": true,
      "prompt": "What is the primary metabolic purpose of cellular respiration?",
      "answer": "To generate ATP"
    },
    {
      "id": "card-2-731abb",
      "type": "qa",
      "front": "In which cellular compartment does glycolysis occur?",
      "back": "The cytosol",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Glycolysis Location",
      "explanation": "Glycolysis takes place in the cytosol, whereas subsequent stages like the citric acid cycle and oxidative phosphorylation occur within the mitochondria in eukaryotic cells.",
      "distractors": [
        "The mitochondrial matrix",
        "The inner mitochondrial membrane",
        "The nucleus"
      ],
      "trueStatement": "Glycolysis occurs in the cytosol.",
      "falseStatement": "Glycolysis occurs in the mitochondrial matrix.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "The cytosol",
        "The mitochondrial matrix",
        "The inner mitochondrial membrane",
        "The nucleus"
      ],
      "statement": "Glycolysis occurs in the cytosol.",
      "statementIsTrue": true,
      "prompt": "In which cellular compartment does glycolysis occur?",
      "answer": "The cytosol"
    },
    {
      "id": "card-3-cf5267",
      "type": "qa",
      "front": "What are the net products of one glucose molecule during glycolysis?",
      "back": "Two pyruvate molecules, two ATP, and two NADH",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Glycolysis Products",
      "explanation": "Glycolysis converts one glucose into two pyruvate molecules, yielding a net gain of two ATP and two NADH per glucose molecule.",
      "distractors": [
        "Two lactate molecules and four ATP",
        "One acetyl-CoA and two FADH2",
        "Six CO2 and twelve NADH"
      ],
      "trueStatement": "Glycolysis yields a net gain of two ATP and two NADH per glucose.",
      "falseStatement": "Glycolysis produces six CO2 molecules as a direct net yield.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Two pyruvate molecules, two ATP, and two NADH",
        "Two lactate molecules and four ATP",
        "One acetyl-CoA and two FADH2",
        "Six CO2 and twelve NADH"
      ],
      "statement": "Glycolysis yields a net gain of two ATP and two NADH per glucose.",
      "statementIsTrue": true,
      "prompt": "What are the net products of one glucose molecule during glycolysis?",
      "answer": "Two pyruvate molecules, two ATP, and two NADH"
    },
    {
      "id": "card-4-ad4d1f",
      "type": "qa",
      "front": "Where does the citric acid cycle take place in eukaryotic cells?",
      "back": "The mitochondrial matrix",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Citric Acid Cycle Location",
      "explanation": "In eukaryotes, the citric acid cycle (Krebs cycle) occurs in the mitochondrial matrix, distinct from the cytosol where glycolysis happens.",
      "distractors": [
        "The cytosol",
        "The intermembrane space",
        "The plasma membrane"
      ],
      "trueStatement": "The citric acid cycle occurs in the mitochondrial matrix.",
      "falseStatement": "The citric acid cycle occurs in the cytosol.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "The mitochondrial matrix",
        "The cytosol",
        "The intermembrane space",
        "The plasma membrane"
      ],
      "statement": "The citric acid cycle occurs in the mitochondrial matrix.",
      "statementIsTrue": true,
      "prompt": "Where does the citric acid cycle take place in eukaryotic cells?",
      "answer": "The mitochondrial matrix"
    },
    {
      "id": "card-5-92fd9c",
      "type": "qa",
      "front": "What is produced per turn of the citric acid cycle driven by one acetyl-CoA?",
      "back": "Three NADH, one FADH2, and one GTP or ATP",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Citric Acid Cycle Yield",
      "explanation": "Each turn of the cycle processes one acetyl-CoA to produce three NADH, one FADH2, and one GTP or ATP, along with carbon dioxide release (implied by cycle mechanics).",
      "distractors": [
        "Two NADH and two FADH2",
        "Four NADH and zero FADH2",
        "One NADH and three FADH2"
      ],
      "trueStatement": "One turn of the citric acid cycle yields three NADH and one FADH2.",
      "falseStatement": "One turn of the citric acid cycle yields only ATP without electron carriers.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Three NADH, one FADH2, and one GTP or ATP",
        "Two NADH and two FADH2",
        "Four NADH and zero FADH2",
        "One NADH and three FADH2"
      ],
      "statement": "One turn of the citric acid cycle yields three NADH and one FADH2.",
      "statementIsTrue": true,
      "prompt": "What is produced per turn of the citric acid cycle driven by one acetyl-CoA?",
      "answer": "Three NADH, one FADH2, and one GTP or ATP"
    },
    {
      "id": "card-6-cabb6b",
      "type": "qa",
      "front": "Which molecules donate electrons to the electron transport chain?",
      "back": "NADH and FADH2",
      "source": "long-budget-check.pdf · page 1",
      "concept": "ETC Electron Donors",
      "explanation": "The reduced electron carriers NADH and FADH2, produced in glycolysis and the citric acid cycle, donate electrons to the protein complexes of the ETC.",
      "distractors": [
        "ATP and ADP",
        "Pyruvate and Acetyl-CoA",
        "Oxygen and Water"
      ],
      "trueStatement": "NADH and FADH2 donate electrons to the electron transport chain.",
      "falseStatement": "ATP and ADP donate electrons to the electron transport chain.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "NADH and FADH2",
        "ATP and ADP",
        "Pyruvate and Acetyl-CoA",
        "Oxygen and Water"
      ],
      "statement": "NADH and FADH2 donate electrons to the electron transport chain.",
      "statementIsTrue": true,
      "prompt": "Which molecules donate electrons to the electron transport chain?",
      "answer": "NADH and FADH2"
    },
    {
      "id": "card-7-ce1a47",
      "type": "qa",
      "front": "Where is the electron transport chain embedded?",
      "back": "The inner mitochondrial membrane",
      "source": "long-budget-check.pdf · page 1",
      "concept": "ETC Location",
      "explanation": "The ETC consists of protein complexes embedded in the inner mitochondrial membrane, allowing for the establishment of a proton gradient across this membrane.",
      "distractors": [
        "The outer mitochondrial membrane",
        "The mitochondrial matrix",
        "The cytosol"
      ],
      "trueStatement": "The electron transport chain is embedded in the inner mitochondrial membrane.",
      "falseStatement": "The electron transport chain is located in the cytosol.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "The inner mitochondrial membrane",
        "The outer mitochondrial membrane",
        "The mitochondrial matrix",
        "The cytosol"
      ],
      "statement": "The electron transport chain is embedded in the inner mitochondrial membrane.",
      "statementIsTrue": true,
      "prompt": "Where is the electron transport chain embedded?",
      "answer": "The inner mitochondrial membrane"
    },
    {
      "id": "card-8-2cce89",
      "type": "qa",
      "front": "How is the electrochemical proton gradient established during oxidative phosphorylation?",
      "back": "Protons are pumped from the matrix into the intermembrane space",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Proton Gradient Formation",
      "explanation": "As electrons move through the ETC, energy is used to pump protons from the mitochondrial matrix into the intermembrane space, creating a gradient of stored potential energy.",
      "distractors": [
        "Protons flow freely from the intermembrane space to the matrix",
        "Protons are pumped from the cytosol into the matrix",
        "Protons are generated inside the nucleus"
      ],
      "trueStatement": "Protons are pumped from the matrix into the intermembrane space to create a gradient.",
      "falseStatement": "Protons flow passively from the intermembrane space into the matrix during pumping.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Protons are pumped from the matrix into the intermembrane space",
        "Protons flow freely from the intermembrane space to the matrix",
        "Protons are pumped from the cytosol into the matrix",
        "Protons are generated inside the nucleus"
      ],
      "statement": "Protons are pumped from the matrix into the intermembrane space to create a gradient.",
      "statementIsTrue": true,
      "prompt": "How is the electrochemical proton gradient established during oxidative phosphorylation?",
      "answer": "Protons are pumped from the matrix into the intermembrane space"
    },
    {
      "id": "card-9-0b0cd2",
      "type": "qa",
      "front": "What role does oxygen play in aerobic respiration?",
      "back": "It serves as the final electron acceptor",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Role of Oxygen",
      "explanation": "Oxygen accepts electrons at the end of the electron transport chain and combines with protons to form water, allowing the chain to continue functioning.",
      "distractors": [
        "It acts as the initial electron donor",
        "It inhibits ATP synthase activity",
        "It converts pyruvate into acetyl-CoA directly"
      ],
      "trueStatement": "Oxygen acts as the final electron acceptor in aerobic respiration.",
      "falseStatement": "Oxygen acts as the initial electron donor in the glycolysis pathway.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "It serves as the final electron acceptor",
        "It acts as the initial electron donor",
        "It inhibits ATP synthase activity",
        "It converts pyruvate into acetyl-CoA directly"
      ],
      "statement": "Oxygen acts as the final electron acceptor in aerobic respiration.",
      "statementIsTrue": true,
      "prompt": "What role does oxygen play in aerobic respiration?",
      "answer": "It serves as the final electron acceptor"
    },
    {
      "id": "card-10-de8d28",
      "type": "qa",
      "front": "What is formed when oxygen accepts electrons and combines with protons?",
      "back": "Water",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Water Formation",
      "explanation": "At the end of the electron transport chain, oxygen is reduced by accepting electrons and combining with protons to produce water as a byproduct.",
      "distractors": [
        "Carbon dioxide",
        "Glucose",
        "Hydrogen peroxide"
      ],
      "trueStatement": "Oxygen combines with protons and electrons to form water.",
      "falseStatement": "Oxygen combines with glucose to form carbon dioxide directly.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Water",
        "Carbon dioxide",
        "Glucose",
        "Hydrogen peroxide"
      ],
      "statement": "Oxygen combines with protons and electrons to form water.",
      "statementIsTrue": true,
      "prompt": "What is formed when oxygen accepts electrons and combines with protons?",
      "answer": "Water"
    },
    {
      "id": "card-11-cde807",
      "type": "qa",
      "front": "What mechanism links electron transport to ATP production via ATP synthase?",
      "back": "Chemiosmosis",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Chemiosmosis",
      "explanation": "Chemiosmosis describes the process where the flow of protons back into the matrix through ATP synthase, driven by the proton-motive force, powers ATP synthesis.",
      "distractors": [
        "Active transport",
        "Facilitated diffusion",
        "Simple diffusion"
      ],
      "trueStatement": "Chemiosmosis links electron transport to ATP production.",
      "falseStatement": "Photosynthesis links electron transport to ATP production in mitochondria.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Chemiosmosis",
        "Active transport",
        "Facilitated diffusion",
        "Simple diffusion"
      ],
      "statement": "Chemiosmosis links electron transport to ATP production.",
      "statementIsTrue": true,
      "prompt": "What mechanism links electron transport to ATP production via ATP synthase?",
      "answer": "Chemiosmosis"
    },
    {
      "id": "card-12-151f51",
      "type": "qa",
      "front": "What drives the synthesis of ATP from ADP and inorganic phosphate?",
      "back": "The proton-motive force",
      "source": "long-budget-check.pdf · page 1",
      "concept": "ATP Synthesis Driver",
      "explanation": "The energy stored in the electrochemical proton gradient, known as the proton-motive force, drives protons through ATP synthase to power ATP formation.",
      "distractors": [
        "Direct hydrolysis of glucose",
        "Electron donation from NADH",
        "Heat released from redox reactions"
      ],
      "trueStatement": "The proton-motive force drives ATP synthesis via ATP synthase.",
      "falseStatement": "Direct heat release from redox reactions drives ATP synthesis.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "The proton-motive force",
        "Direct hydrolysis of glucose",
        "Electron donation from NADH",
        "Heat released from redox reactions"
      ],
      "statement": "The proton-motive force drives ATP synthesis via ATP synthase.",
      "statementIsTrue": true,
      "prompt": "What drives the synthesis of ATP from ADP and inorganic phosphate?",
      "answer": "The proton-motive force"
    },
    {
      "id": "card-13-a79275",
      "type": "qa",
      "front": "What is the function of the plasma membrane?",
      "back": "To act as a selectively permeable boundary regulating substance passage",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Plasma Membrane Function",
      "explanation": "The plasma membrane serves as a selective barrier that controls what enters and exits the cell, maintaining internal homeostasis.",
      "distractors": [
        "To house genetic DNA",
        "To synthesize proteins",
        "To generate ATP directly"
      ],
      "trueStatement": "The plasma membrane regulates the passage of substances.",
      "falseStatement": "The plasma membrane houses the majority of the cell's DNA.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "To act as a selectively permeable boundary regulating substance passage",
        "To house genetic DNA",
        "To synthesize proteins",
        "To generate ATP directly"
      ],
      "statement": "The plasma membrane regulates the passage of substances.",
      "statementIsTrue": true,
      "prompt": "What is the function of the plasma membrane?",
      "answer": "To act as a selectively permeable boundary regulating substance passage"
    },
    {
      "id": "card-14-25e7ea",
      "type": "qa",
      "front": "What is the primary function of the nucleus in eukaryotic cells?",
      "back": "To house the majority of the cell’s DNA",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Nucleus Function",
      "explanation": "The nucleus contains the genetic instructions (DNA) necessary for cellular function and regulation.",
      "distractors": [
        "To synthesize ribosomes exclusively",
        "To perform glycolysis",
        "To store waste products"
      ],
      "trueStatement": "The nucleus houses the majority of eukaryotic DNA.",
      "falseStatement": "The nucleus performs glycolysis to generate ATP.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "To house the majority of the cell’s DNA",
        "To synthesize ribosomes exclusively",
        "To perform glycolysis",
        "To store waste products"
      ],
      "statement": "The nucleus houses the majority of eukaryotic DNA.",
      "statementIsTrue": true,
      "prompt": "What is the primary function of the nucleus in eukaryotic cells?",
      "answer": "To house the majority of the cell’s DNA"
    },
    {
      "id": "card-15-f8fdb3",
      "type": "qa",
      "front": "What is the role of ribosomes in the cell?",
      "back": "Sites of protein synthesis translating mRNA into polypeptide chains",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Ribosome Function",
      "explanation": "Ribosomes read messenger RNA (mRNA) sequences and translate them into polypeptide chains, effectively building proteins.",
      "distractors": [
        "Sites of lipid synthesis",
        "Locations for DNA replication",
        "Barriers against viral entry"
      ],
      "trueStatement": "Ribosomes translate mRNA into polypeptide chains.",
      "falseStatement": "Ribosomes replicate DNA during cell division.",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [
        "Sites of protein synthesis translating mRNA into polypeptide chains",
        "Sites of lipid synthesis",
        "Locations for DNA replication",
        "Barriers against viral entry"
      ],
      "statement": "Ribosomes translate mRNA into polypeptide chains.",
      "statementIsTrue": true,
      "prompt": "What is the role of ribosomes in the cell?",
      "answer": "Sites of protein synthesis translating mRNA into polypeptide chains"
    },
    {
      "id": "card-16-19178a",
      "type": "qa",
      "front": "Glycolysis converts one glucose molecule into molecules.",
      "back": "two pyruvate",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Glycolysis Output",
      "explanation": "The end product of glycolysis is two molecules of pyruvate per single glucose molecule processed.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "Glycolysis converts one glucose molecule into molecules.",
      "answer": "two pyruvate"
    },
    {
      "id": "card-17-ac1b99",
      "type": "qa",
      "front": "The citric acid cycle takes place in the.",
      "back": "mitochondrial matrix",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Krebs Cycle Location",
      "explanation": "In eukaryotic cells, the enzymes for the citric acid cycle are located in the mitochondrial matrix.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "The citric acid cycle takes place in the.",
      "answer": "mitochondrial matrix"
    },
    {
      "id": "card-18-4dac1d",
      "type": "qa",
      "front": "Oxygen serves as the final in aerobic respiration.",
      "back": "electron acceptor",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Oxygen Role",
      "explanation": "Oxygen accepts low-energy electrons at the end of the electron transport chain, preventing backup and allowing respiration to continue.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "Oxygen serves as the final in aerobic respiration.",
      "answer": "electron acceptor"
    },
    {
      "id": "card-19-14dc8c",
      "type": "qa",
      "front": "are the sites of protein synthesis in the cell.",
      "back": "Ribosomes",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Protein Synthesis Site",
      "explanation": "Ribosomes facilitate the translation of genetic information from mRNA into functional polypeptide chains.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "are the sites of protein synthesis in the cell.",
      "answer": "Ribosomes"
    },
    {
      "id": "card-20-2cb4b1",
      "type": "qa",
      "front": "The net gain of ATP from glycolysis is ATP per glucose.",
      "back": "two",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Glycolysis Net ATP",
      "explanation": "While glycolysis produces four ATP, it consumes two, resulting in a net gain of two ATP molecules.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "The net gain of ATP from glycolysis is ATP per glucose.",
      "answer": "two"
    },
    {
      "id": "card-21-2c2403",
      "type": "qa",
      "front": "Protons are pumped into the to create a gradient.",
      "back": "intermembrane space",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Proton Gradient Location",
      "explanation": "The electron transport chain pumps protons from the matrix into the intermembrane space, creating the potential energy source for ATP synthase.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "Protons are pumped into the to create a gradient.",
      "answer": "intermembrane space"
    },
    {
      "id": "card-22-bf5fad",
      "type": "qa",
      "front": "is the mechanism linking electron transport to ATP production.",
      "back": "Chemiosmosis",
      "source": "long-budget-check.pdf · page 1",
      "concept": "ATP Production Mechanism",
      "explanation": "Chemiosmosis explains how the proton gradient drives ATP synthase to produce ATP from ADP and phosphate.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "is the mechanism linking electron transport to ATP production.",
      "answer": "Chemiosmosis"
    },
    {
      "id": "card-23-465207",
      "type": "qa",
      "front": "The plasma membrane acts as a boundary.",
      "back": "selectively permeable",
      "source": "long-budget-check.pdf · page 1",
      "concept": "Membrane Property",
      "explanation": "Selective permeability allows the plasma membrane to control which substances can enter or exit the cell.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "The plasma membrane acts as a boundary.",
      "answer": "selectively permeable"
    },
    {
      "id": "card-24-9f3bfa",
      "type": "qa",
      "front": "Each turn of the citric acid cycle produces NADH molecules.",
      "back": "three",
      "source": "long-budget-check.pdf · page 1",
      "concept": "NADH Yield per Turn",
      "explanation": "Per acetyl-CoA entering the cycle, three NADH molecules are generated to carry electrons to the ETC.",
      "distractors": [],
      "trueStatement": "",
      "falseStatement": "",
      "clozeSentence": "",
      "clozeAnswer": "",
      "choices": [],
      "statement": "",
      "statementIsTrue": false,
      "prompt": "Each turn of the citric acid cycle produces NADH molecules.",
      "answer": "three"
    }
  ],
  "sourceName": "long-budget-check.pdf",
  "sourceMeta": "10 sections · 24 Study Cards",
  "sourceBatches": [
    "long-budget-check.pdf"
  ],
  "createdAt": "2026-10-13T14:02:46.191Z",
  "updatedAt": "2026-10-13T14:03:03.192Z"
}