For the answer to the question above, the Endocytosis is a process that allows a cell to engulf molecules in the entirety of the molecule and surround those molecules in a membrane. Transport is when a small molecule <span>can actively transport through a cellular membrane and come out again. I hope this helps</span>
An energy pyramid is always related to the organisms food web. A increase in no of tropic levels could make it complex. Also the reason for only 4 or 5 is to make it simple to understand.
1 the atmosphere because gas is everywhere.
<span>The oceanic crust is part of the crust that is made fully out of basaltic rock and is several times thinner than the continental crust which is made out of granitic rock. Oceanic crust underlies Earth's oceans and is produced at divergent plate boundaries which are commonly referred to as mid-ocean ridges. As it grows from infilling magma and spreads away from the ridges, it will becomes cooler, thicker, and more dense, and will eventually sink into the mantle.</span>