What does the introduction of an invasive species do to the
competition within an ecosystem?
A. it depends on the habitat
B. increases
C. remains the same

Where in the cell are ribosomes made?

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

The image shows a group of fish. the type of social behavior shown in the image is called