Gills __________
increase the surface area for gas exchange
are extensions of the body AND increase the surface area for gas exchange
absorb carbon dioxide
are extensions of the body
الجواب
are extensions of the body AND increase the surface area for gas exchange
Gills __________
absorb carbon dioxide AND release oxygen
increase the surface to volume ratio
release oxygen
absorb carbon dioxide
الجواب
increase the surface to volume ratio
بالتوفيق