What is an advantage of using mulitiple lines on a line graph

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

The science for classifying and naming organisms is known as

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