Base your answer(s) to the following question(s) on the diagram below and on your knowledge of biology. The diagram represent a cell and its changes as a result of two laboratory procedures, A and B. Explain why procedure B has the opposite effect of procedure A.

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.