Multiple ChoiceWhich immune cell is able to respond quickly after any subsequent encounter with the same antigen?
Open QuestionAn anesthesia technician is advised that she should be vaccinated against hepatitis B, which is caused by a virus. She is given one injection and is told to come back for a second injection in a month and a third injection after 6 months. Why is this series of injections necessary?
Open QuestionMark the following statements as true or false. If a statement is false, correct is to make a true statement.c. Subunit vaccines consist of pathogens that are alive but unable to cause disease.