Which of the following generate the type of externality previously described? Check all that apply. Your roommate Dmitri has bought a bird that keeps you up at night with its chirping. Antonio has planted several trees in his backyard that increase the beauty of the neighborhood, especially during the fall foliage season. The city where you live has granted a permit to put a movie theater in your neighborhood, causing traffic jams at night and on weekends. A microbiology lab has published its breakthrough in swine flu

The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules,vesicles, and sacs8) "packages" enzymes in vesicles for secretion.

What causes the phospholipids to organize themselves the way they do

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system