Why did england turn to joint stock companies to finance colonies?

The body is protected against harmful flu viruses by

How is the carbon cycle related to global warming ?

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen