صدف
preferred label: shell @en
type: Concept
related: آزمون

کیتین
preferred label: chitin @en
type: Concept
related: آزمون

بی‌مهرگان
preferred label: Invertebrata @en
type: Concept
related: آزمون

آزمون
related: بی‌مهرگان
related: صدف
related: کیتین
preferred label: test @en
type: Concept