The <span>sunspots form when the sun's magnetic field protrudes through its surface. The sun's magnetic field is composed of tubes that affect the sun’s surface temperature at the point of protrusion. Hope this helps. Have a nice day.</span>
The correct answer is letter A: the circulatory system removes waste from the tissues by converting carbon dioxide-rich blood into oxygen-rich blood that can be circulated throughout the body to support its several functions. Without the lungs the human body will not be able to process converting blood cells into oxygen-rich cells in the body.
Answer:
Maybe 2,3 points
Explanation:
1. receive stimuli messages from inside and outside the body..
2. responding to stimuli by sending messages throughout the body.
