Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
식물의 상배축은 줄기와 잎의 발달에 중요한 역할을 합니다.Sikmul-ui sangbae-chuk-eun julgiwa ip-ui baldal-e jungyohan yeoghal-eul hamnida.The epicotyl of the plant plays an important role in the development of the stem and leaves.