Glenda is arguing with her friend Lora. Lora is explaining to her that earthworms are important part of our environment but Glenda is saying that earthworms have no use at all and they are nasty organisms. If you are Lora, what two pieces of evidence will you use to convince Glenda that earthworms are useful to other living things

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.