Prompt: You were diagnosed with a virus back in the spring. You had symptoms of an upset stomach, fever, chills, and achy bones. Now, it is fall and you are feeling the same symptoms. Is this the same virus? Explain.

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.

In what part of the body does the most muscle activity happen?

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic