Summarize what themes in biology show. *Not what the themes ARE, but what they show. Like what do they say about biology and living things?* Please help me!! Thanks!

What are two reasons for why a species might disappear from the fossil record?

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

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.