By mass
The liver
In general
The skin
Semi permeable membrane will allow something to pass through them and something not and it will allow on the basis of size particles
while differentialy permeable will include other factors also other than size and will depend on the need of the cell
this is the main difference between them
hope it helps<span />
the answer is the trophic level
Yes. My teacher said that this is a true fact.
I really do hope this helps!
