Probably a Tridacna clam it strayed from afica
The outside is slightly positive while the inside is slightly negative.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
Slightly permeable to sodium ions.
They do not differ much. The proteins in each are slightly different.
They do not differ much. The proteins in each are slightly different.
Slightly. Unicellular organisms grow a bit when particles enter the membrane, but when they multiply, they are about the same size as they were because they just stretch the membrane.