This is the Prophase.
<span>1) The chromosomes coil up and become visible while the nuclear envelope disappears.
2) Sister chromatids are appears.
3) A centriole forms at each pole and spindle fibers made of microtubules grow out of it.
4) Short microtubules stick out from the centriole in a star shape known as an aster.
I don't remember liking biology but I do remember some things from it.</span>
Answer:
Phospholipids
Explanation:
Phospholipids are a particular kind of lipid (an oil) that forms a two-layered surface that surrounds and protects all living cells. The phosphates are essential to forming this bilayered structure. This membrane has a semipermeable function that selectively allows some elements and molecules to go in or out of the cell and thus helps maintain the cell in equilibrium.
The answer is a cellular membrane
c.
nonprofit groups and government mandates is your best answer.
In an effort to preserve nature and the world's equilibrium, the Government and some non-profit organizations raise funds to re-forest the land and claim land back from deserts.
hope this helps