Single circulatory system 0.0 / 5 ? BiologyHuman, animal and plant physiologyASOCR Created by: elle1999Created on: 03-03-16 13:07 Single circulatory system Blood only passes through the heart once. Fish- blood pumped to the gills and then to the rest of the body. 1 of 2 Double circulatory system Blood passes over the geart twice 2 of 2
Comments
No comments have yet been made