Afeeding tube is placed in a patient receiving positive pressure ventilation to prevent inadequate nutrition. what should the nurse avoid while verifying the placement of the feeding tube?

The nurse should avoid listening for air after injection, because it is not a reliable method for verification of its placement. What nurse should do is something of the following: Observe for signs of respiratory distress, measure pH of aspirate, observe visual characteristics of aspirate.

i think it's c

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.