Which of these generally increase the chance that at least some of an organism will be preserved after it dies? select all that apply. a. having hard parts b. being buried rapidly c. being buried in sand d. dying in a low-temperature environment

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.