It's depends on the size of molecule. big ones cannot pass the membrane while smaller molecules can.
Vascular tissue<span> is a complex conducting </span>tissue<span>, formed of more than one cell type, found in </span>vascular plants<span>. The primary components of </span>vascular tissue<span> are the xylem and phloem.</span>
Answer:
The plates can be thought of like pieces of a cracked shell that rest on the hot, molten rock of Earth's mantle and fit snugly against one another. The heat from radioactive processes within the planet's interior causes the plates to move, sometimes toward and sometimes away from each other
Explanation:
There is no diffrence in arrangement, just double the number from I to II
