Little daniel’s mom tells the physician that 3-year-old daniel has frequent earaches and that her friend told her she should have ear tubes put in his ears. the mom states that it has been a long time since daniel had a sore throat or a cold. upon further questioning, the mom reveals that daniel is taking swimming lessons. does daniel have otitis media or otitis externa? does he need ear tubes? explain your reasoning

i'm thinking he has otitis media but i don know if he will need ear

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

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.

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions