Bacterial cells that encounter conditions that are not favorable to survival will sometimes form a tough, protective shell containing the nucleic acid and a small amount of cytoplasm. this shell can survive harsh conditions in a kind of dormancy that may last for months or years. what is the name given to this tough, protective shell? a) vacuole b) carapace c) cell wall d) endospore

In what for do plants utilize nitrogen? why do they need nitrogen?

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated

This patient undergoes a gallbladder sonogram due to epigastric pain. the report indicates that the visualized portions of the liver are normal. no free fluid noted within morisons pouch. the gallbladder is identified and is empty no evidence of wall thickening or surrounding fluid is seen there is no ductal dilation. the common hepatic duct and common bile duct measure 0.4 and 0.8 cm respectively. the common bile ductmeasurement is at the upper limits of normal what cpt code in icd-10 cm code was used