{"https://codexery.com/invertebrates/e/part-1/echinoderm/": {"t": "echinoderm", "s": ""}, "https://codexery.com/marine-invertebrates/e/part-1/sea-urchin/": {"t": "sea-urchin", "s": ""}, "https://codexery.com/animal-physiology-morphology/e/part-1/exoskeleton/": {"t": "exoskeleton", "s": ""}, "https://codexery.com/genetics/e/part-1/epigenome/": {"t": "epigenome", "s": ""}, "https://codexery.com/genetics/e/part-1/gene-expression/": {"t": "gene-expression", "s": ""}, "https://codexery.com/sea-urchins-part-2/e/part-1/red-sea-urchin/": {"t": "red-sea-urchin", "s": ""}, "https://codexery.com/eukaryote-groups-and-taxonomy/e/part-1/eukaryote/": {"t": "eukaryote", "s": ""}, "https://codexery.com/cell-and-molecular-biology/e/part-1/rna-polymerase/": {"t": "rna-polymerase", "s": ""}, "https://codexery.com/reproduction-and-development/e/part-1/animal-embryonic-development/": {"t": "animal-embryonic-development", "s": ""}, "https://codexery.com/physiology-medicine/e/part-1/alzheimer-s-disease/": {"t": "alzheimer-s-disease", "s": ""}, "https://codexery.com/sea-urchins/e/sea-urchins/strongylocentrotus-droebachiensis/": {"t": "Strongylocentrotus droebachiensis", "s": "A green sea urchin found in northern oceans worldwide.", "i": "https://codexery.com/sea-urchins/img/sea-urchins/strongylocentrotus-droebachiensis.webp", "c": "Ryan Hodnett · CC BY-SA 4.0"}, "https://codexery.com/sea-urchins/e/sea-urchins/red-sea-urchin/": {"t": "Red sea urchin", "s": "A keystone grazer and ecosystem engineer of temperate rocky reefs.", "i": "https://codexery.com/sea-urchins/img/sea-urchins/red-sea-urchin.webp", "c": "Nandaro · CC BY-SA 3.0"}, "https://codexery.com/sea-urchins/e/sea-urchins/hemicentrotus/": {"t": "Hemicentrotus", "s": "Monotypic sea urchin genus with a long harvest history.", "i": "https://codexery.com/sea-urchins/img/sea-urchins/hemicentrotus.webp", "c": "Totti · via Wikipedia: Hemicentrotus · CC BY-SA 4.0"}}