Solar energy because of the sun's rays
vaccines are weakened viruses or bacteria that prompt the body to develop antibodies to foght against disease
Answer:
protein
Explanation:
a specific protein tht functions in one or more types of cells in the body.
Sunspots are temporary phenomena on the Sun's photosphere that appear as spots darker than the surrounding areas. They are regions of reduced surface temperature caused by concentrations of magnetic field flux that inhibit convection. Sunspots usually appear in pairs of opposite magnetic polarity.