What can be inferred about the habitat these organisms inhabited by looking at
the difference in limb structure between ambulocetus and rodhocetus?

Consider this plant cell which organelle is labeled g

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.

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.