Log Masuk
WAEC - Biology (2006 - No. 16)
Gaseous exchange occurs through the following structures in some organisms except
spiracle and tracheae
alveoli and lungs
stomata and lenticels
chloroplast and plastids
Komen (0)
Log Masuk Untuk Mengulas
Iklan
Benarkan javascript memuatkan halaman ini dengan betul
