It allows things to go in and out of the cell. Plants have rigid cell walls which makes it harder for things to go in and out if the cell. Animal cells are softer so they can diffuse substances easier
I need to know the lesson or read it.
Answer:
Fish and prawns = through gills
Frog = through lungs but also uses skin and lining of mouth for respiration
Amphibians,mammals and birds = through lungs
Tapeworms,earth worms and leeches = through body wall or skin
Amoeba and other unicellular animals = through plasma membrane
Explanation:
