The nurse is preparing to administer a cephalosporin antibiotic. Which of the following are correct regarding these drugs? Select all that apply. Primarily eliminated by kidneys

Do not contain the beta-lactam ring required for antibacterial activity

Bind to penicillin-binding proteins to disrupt cell wall synthesis and activate autolysins (enzymes that cleave bonds in the cell wall).

Potential cross-sensitivity with penicillin