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 :)
Answer:
usually a scale used for grams
Explanation:
It might have made the egg into a solid. Maaybe like a boiled egg.
Answer:
Overreacts to an antigen.
Explanation:
Thats what an allergy is if you think about it
