Which list is an organ system? (1 point)
Responses
A. the liver, the bladder, and the heart
B. the heart, arteries, and veins
C. the heart, the stomach, and the intestines
D. the liver, blood, and skin
Responses
A. the liver, the bladder, and the heart
B. the heart, arteries, and veins
C. the heart, the stomach, and the intestines
D. the liver, blood, and skin