const sampleData = {
name: “Biological Classification Systems”,
info: “Evolution of biological classification from Five Kingdom to Three Domain System.”,
type: “root”,
children: [
{
name: “Five Kingdom Classification (Rebert Whittaker, 1969)”,
info: “Organisms divided into five kingdoms based on cell structure, mode of nutrition, and body organization.”,
type: “classification_system”,
children: [
{
name: “Kingdom Monera”,
info: “Included all prokaryotes.”,
type: “kingdom”
},
{
name: “Kingdom Protista”,
info: “Included eukaryotes (single-celled and some simple multicellular organisms).”,
type: “kingdom”
},
{
name: “Kingdom Fungi”,
info: “Included eukaryotic heterotrophs that absorb nutrients.”,
type: “kingdom”
},
{
name: “Kingdom Plantae”,
info: “Included eukaryotic autotrophs (plants).”,
type: “kingdom”
},
{
name: “Kingdom Animalia”,
info: “Included eukaryotic heterotrophs that ingest food (animals).”,
type: “kingdom”
}
]
},
{
name: “Three Domain System (Carl Woese, 1990)”,
info: “Classification based on molecular evidence, primarily ribosomal RNA, highlighting distinct prokaryotic groups.”,
type: “classification_system”,
children: [
{
name: “Domain Archaea”,
info: “Prokaryotes diverged from bacteria in ancient times, unique cell membrane (ether-linkage, branched fatty acids), no peptidoglycan in cell walls, share genetic similarities with Eukarya.”,
type: “domain”,
children: [
{
name: “Characteristics of Archaea”,
info: “Key features that make Archaea unique from Bacteria and Eukarya.”,
type: “category”,
children: [
{
name: “Cell Membrane”,
info: “Lipids with ether-linkage between glycerol and branched fatty acid chains; more resistant to extreme conditions.”,
type: “characteristic”
},
{
name: “Cell Wall Composition”,
info: “Lack cellulose and peptidoglycan; contain polysaccharides and proteins; some have pseudopeptidoglycan.”,
type: “characteristic”
},
{
name: “Genetic Differences”,
info: “Share several genetic sequences and regulatory features with eukaryotes.”,
type: “characteristic”
},
{
name: “Metabolism”,
info: “Unique processes like methanogenesis (methane production); not found in bacteria or Eukarya.”,
type: “characteristic”
},
{
name: “Reproduction”,
info: “Asexual by binary/multiple fission, fragmentation, or budding; no mitosis/meiosis.”,
type: “characteristic”
},
{
name: “Size & Shape”,
info: “Individual archaeans range from 0.1 μm to over 15 μm; some form aggregates or filaments up to 200 μm; various shapes (spherical, rod, spiral, lobed, rectangular).”,
type: “characteristic”
}
]
},
{
name: “Significance of Archaea”,
info: “Ecological and industrial importance.”,
type: “category”,
children: [
{ name: “Source Of Enzymes”, info: “Enzymes function under harsh conditions (e.g., DNA replication enzymes for rapid DNA cloning).”, type: “significance” },
{ name: “Sewage Treatment And Biogas Production”, info: “Methanogens carry out anaerobic digestion, producing biogas.”, type: “significance” },
{ name: “Metal Extraction”, info: “Acidophilic Archaea used to extract metals (gold, cobalt, copper) from ores.”, type: “significance” }
]
},
{
name: “Major Groups of Archaea”,
info: “Diverse groups based on metabolic pathways and habitats.”,
type: “category”,
children: [
{ name: “Methanogens”, info: “Produce methane as a metabolic by-product.”, type: “group” },
{ name: “Halobacteria”, info: “Live in extremely saline environments.”, type: “group” },
{ name: “Thermococci”, info: “Found in hot environments.”, type: “group” },
{ name: “Thaumarchaeota”, info: “Involved in nitrogen cycle.”, type: “group” }
]
}
]
},
{
name: “Domain Bacteria”,
info: “True bacteria; prokaryotes with cell walls containing peptidoglycan and unbranched fatty acid chains in membranes. Evolved independently from Archaea.”,
type: “domain”,
children: [
{
name: “Characteristics of Bacteria”,
info: “General features of the domain Bacteria.”,
type: “category”,
children: [
{ name: “Cell Structure”, info: “Prokaryotic cell: lack true nucleus and membrane-bound organelles.”, type: “characteristic” },
{ name: “Cell Wall Composition”, info: “Composed of peptidoglycan.”, type: “characteristic” },
{ name: “Genetic Material”, info: “Single, circular chromosome (DNA) in nucleoid region.”, type: “characteristic” },
{ name: “Plasmids”, info: “Small, circular DNA molecules aiding genetic diversity and adaptation.”, type: “characteristic” },
{ name: “Reproduction”, info: “Primarily asexual through binary fission.”, type: “characteristic” },
{ name: “Nutritional Modes”, info: “Autotrophs (photosynthetic) and heterotrophs (decomposers).”, type: “characteristic” },
{
name: “Morphology”,
info: “Variety of shapes.”,
type: “characteristic”,
children: [
{ name: “Cocci”, info: “Spherical.”, type: “shape” },
{ name: “Bacilli”, info: “Rod-shaped.”, type: “shape” },
{ name: “Spirilla”, info: “Spiral-shaped.”, type: “shape” },
{ name: “Vibrios”, info: “Comma-shaped.”, type: “shape” }
]
},
{
name: “Arrangement”,
info: “How cells are grouped.”,
type: “characteristic”,
children: [
{ name: “Singly”, type: “arrangement” },
{ name: “In pairs (diplococci)”, type: “arrangement” },
{ name: “Chains (streptococci)”, type: “arrangement” },
{ name: “Clusters (staphylococci)”, type: “arrangement” }
]
},
{ name: “Flagella”, info: “Whip-like structures for movement.”, type: “characteristic” },
{ name: “Pili and Fimbriae”, info: “Hair-like structures for attachment and genetic exchange.”, type: “characteristic” },
{
name: “Respiration”,
info: “Various modes of oxygen utilization.”,
type: “characteristic”,
children: [
{ name: “Obligate aerobes”, type: “respiration_type” },
{ name: “Obligate anaerobes”, type: “respiration_type” },
{ name: “Facultative anaerobes”, type: “respiration_type” },
{ name: “Microaerophiles”, type: “respiration_type” },
{ name: “Aerotolerant anaerobes”, type: “respiration_type” }
]
},
{
name: “Extremophiles”,
info: “Some thrive in extreme conditions.”,
type: “characteristic”,
children: [
{ name: “Thermophiles”, info: “High temperatures.”, type: “extremophile” },
{ name: “Halophiles”, info: “High salinity.”, type: “extremophile” },
{ name: “Acidophiles”, info: “Low pH.”, type: “extremophile” }
]
},
{ name: “Pathogenicity”, info: “Some cause diseases in humans, animals, and plants.”, type: “characteristic” },
{
name: “Symbiosis”,
info: “Live in relationships with other organisms.”,
type: “characteristic”,
children: [
{ name: “Mutualism”, info: “Both benefit.”, type: “symbiosis_type” },
{ name: “Commensalism”, info: “One benefits, other not harmed.”, type: “symbiosis_type” }
]
}
]
},
{
name: “Major Groups of Bacteria”,
info: “Examples of diverse bacterial groups.”,
type: “category”,
children: [
{ name: “Proteobacteria”, info: “e.g., Escherichia coli, Rhizobium, Helicobacter pylori.”, type: “group” },
{ name: “Firmicutes”, info: “e.g., Bacillus subtilis, Lactobacillus, Clostridium botulinum.”, type: “group” },
{ name: “Actinobacteria”, info: “e.g., Streptomyces, Mycobacterium tuberculosis.”, type: “group” },
{ name: “Cyanobacteria”, info: “e.g., Anabaena, Spirulina.”, type: “group” },
{ name: “Spirochaetes”, info: “e.g., Treponema pallidum.”, type: “group” },
{ name: “Acidobacteria”, info: “e.g., Acidobacterium.”, type: “group” },
{ name: “Aquificae”, info: “e.g., Aquifex pyrophilus.”, type: “group” }
]
}
]
},
{
name: “Domain Eukarya”,
info: “Encompasses all organisms with eukaryotic cells (true nucleus, membrane-bound organelles). Evolved from Archaea.”,
type: “domain”,
children: [
{
name: “General Characteristics of Eukarya”,
info: “Features defining eukaryotic cells.”,
type: “category”,
children: [
{ name: “Cell Structure”, info: “True nucleus (nuclear membrane), membrane-bounded organelles (mitochondria, chloroplasts, ER, Golgi, lysosomes, peroxisomes), cytoskeleton.”, type: “characteristic” }
// The text cuts off here, so I’ll stop at the provided information
]
}
]
}
]
}
]
};