______________ came to mean the study or practice of improving the human race through selective breeding and, sometimes, restrictive immigration policies.

Respuesta :

Human Biology

Explanation:

  • Negative eugenics came to mean the study or practice of improving the human race through selective breeding and, sometimes, restrictive immigration policies
  • Our bodies comprise of various natural biological systems that complete explicit capacities vital for ordinary living
  • The activity of the circulatory system is to move blood, supplements, oxygen, carbon dioxide, and hormones, around the body
  • It comprises of the heart, blood, blood vessels,arteries and veins.  
  • People are an essential piece of biological systems
  • Biological systems give an assortment of advantages to individuals, including including provisioning, regulating, cultural, and supporting services.