I can be yo' sugar when u fiendin' fo' that sweet spot

Which of the following claims does the author support the least

In which of the following relationships is one organism always benefited while the other organism is always harmed

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.