In addition to the bill of rights___ other amendments have been passed since the constitution was ratified

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

Introducing minvasive species to an ecosystem results in an increase in biodiversity is it true or false

Support mangrove trees out of the water. a) pneumatophores b) prop roots c) sand dunes d) tide supports