What as redi's constant, conditions that are kept the same in an experiment so that differences in results can be interpreted correctly, in his scientific experiment?

The response is the basis for vaccination. primary secondary tertiary none of the above

Anurse is in the dining room and overhears a new nurse tell a client with body dysmorphic disorder that she's much too thin and must eat more before she can go home. the client bursts into tears and runs out of the dining room. what is the best way for the nurse to address this situation?

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.