Interactions may be commensalism, mutualism, or parasitism.
Answer:
It means that the cell membrane allows certain substances to pass through and not others. As the cell membrane consists of a phospholipid bilayer with a hydrophobic core, only small uncharged hydrophobic molecules can pass through the cell membrane e.g. glucocorticoid and other larger charged particles require transporters or channel proteins to pass through the cell membrane, e.g. glucose.
Water
stones
plastic plants
hope this helps!
Answer:
If many people buy plastic products, these products will still be around 100 years from now, piled in landfills or other storage sites.
Explanation: