The most important property of the cell membrane<span> is its selective permeability: </span>some substances<span> can </span>pass through<span> it freely, but others cannot. Small and nonpolar (hydrophobic) molecules can freely </span>pass through<span> the </span>membrane<span>, but charged ions and large molecules such as proteins and sugars are barred passage. </span>
I think its b model b has more surface area and volume
Planet earth was probaly formed 30,thousand years ago the first life probably evolved 29 thousand years ago
Answer:passive transport
Explanation:
Passive transport moves molecules from high concentration to low concentration such as seeping tea