What is the importance of mass vaccination besides protecting those that are vaccinated?

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air

Which heredity condition causes a buildup of mucus in lungs and pancreas? a. cystic fibrosis b. heart disease c. huntington's disease d. sickle cell anemia

The spermists believed that: the male made the only hereditary contribution to the offspring the male and female traits were blended in the offspring the female made the only hereditary contribution to the offspring the male and the female made equal contributions to the next generation