I not sure but I think it is neither
Which way can heat never flow?
The wrong answer is a,c,d
The correct answer is b. Cold to Hot
K2S IS THE LETTERS YOU USE TO PUT IT ALL TOGETHER
A) folded protein happens because this is the most stable conformation that has the most number of internal hydrogen bonds , which result in hydrophobic functional groups being on the outer sides of the protein and causing the hydrophobic effect
