What does having two layers allow the cell membrane to do? A. make lipids and phospholipids

B . support the cell wall

C. pass nutrients and wastes through
D. Make Proteins

i think it's B.

Explanation:

good luck :)

/the trachea, commonly known as the windpipe

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.