Teeth are modified _________ scales which are backwardly directly

Each chamber in the digestive system of leech bears backwardly directed __________ .

Teeth are modified ........... which are ........... directed

Bud scales of Ficus are modified

In class-Chondrichthyes, the mouth is located ventrally and the teeth are modified placoid scales, which are

Teeth in chondrichthyes are modified

Teeth in chondrichthyes are modified

Which one is modified leaf