Answer:
A.
Explanation:
It's sugar or glucose and oxygen
Answer:
I think it is called selective breeding, I don't think it is called that but hope this helps
The most abundant source of methane in the globe is coal-fired power plants.
Diffusion is one form of passive transport that doesn't require the expenditure of cellular energy. A molecule can diffuse passively through the cell membrane if it's lipid-soluble, uncharged, and very small, or if a carrier molecule can assist it. ... The assisted process is known as facilitated diffusion.
Got this off google but still hope it helps :)