ON A TEST
Which one of the following is true of a vaccine?
(a) A vaccine kills the harmful bacteria in the body. (b) Vaccines destroy new pathogens as they enter the body. (c) Vaccines stimulate the body’s immune system to produce antibodies.
(d) Vaccines produce toxins that destroy pathogens.

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

Which of the following is a testable hypotheses?

Which statement explains how gravity and intertia work together