Which layer of tissue is the myometrium? a. inner b. outer c. middle d. between the outer and the peritoneum?

Explain why ecosystem diversity results in species diversity in a healthy biosphere

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

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?