Phospholipids are the substance/structure that is the building block of the cell membrane. Without phospholipids, we wouldn't even have a cell membrane and wouldn't really have any way how to shield and guard or control th epassage of substances across the cell surface. The cell membrane is at the same time partially permeable; this means it will let certain ions that can be found in the intra and extracellular fluid in and out, while others will be kept from moving so freely.
Answer:
A) Silver maple
Explanation:
When looking at the food web, you can see that the arrow pointing at the beaver is going from the silver maple.
Answer:
Properties for ALL MATTER
Explanation:
Cells can be found in ANYTHING, cells preform life functions for the organism, although you wont find cells in a rock, you will however, find properties in anything you come across, therefore properties is the right answer
The ability of an organism to change internally or externally in relation to changes in the environment is called adaptation.
