Biology — Coral & Zooxanthellae

{
  "elements":[
    {"data":{"id":"coral","label":"Coral polyp"}},
    {"data":{"id":"zoox","label":"Zooxanthellae"}},
    {"data":{"id":"sun","label":"Sunlight"}},
    {"data":{"id":"reef","label":"Reef structure"}},
    {"data":{"source":"sun","target":"zoox","label":"photosynthesis"}},
    {"data":{"source":"zoox","target":"coral","label":"sugars, O2"}},
    {"data":{"source":"coral","target":"zoox","label":"CO2, nutrients, shelter"}},
    {"data":{"source":"coral","target":"reef","label":"builds CaCO3"}}
  ],
  "layout":{"name":"cose","animate":false,"nodeRepulsion":4000}
}