What is an antigen?They are a special marker on each pathogen that identifies it specifically. They are a medicine you take to fight off a bacterial invader. They lock onto viruses to paralyze them so they cannot infect cells. They create a barrier as part of the first line of defense

Arah is eating lunch with friends outside in the commons area of her school. one of sarah’s friends offers to share a marijuana joint with her. what could be the outcome if sarah were caught smoking marijuana at school? nothing will happen because she did not buy the joint. she could be suspended from school. nothing will happen because she is underage. the consequences would be up to sarah’s parents.