What specific kind of pathogen is HIV? •a bacteria called an antibacteria
•a parasite called an anti parasite
•a virus called a provirus
•a virus called a retrovirus

Catalina ate a candy bar and then went on a fast-moving ride in an amusement park. she was sick to her stomach after the ride and now, catalina cannot eat candy bars, because they make her nauseous. in this learned association, the candy bar serves as a(n) to catalina.

What type of risk factor for underage drinking includes gang presence and income inequality

What region is located between the shoulder blades