A tomato plant in a greenhouse was found to be
infected with tobacco mosaic virus. A few weeks
later, nearby plants were also found to be infected
with the virus.
Which of the following best describes how the
virus reproduced?
A The virus made its own spores.
B The virus produced seeds in the tomatoes.
C The virus used the host plant's resources and
machinery to reproduce.
D The virus immediately killed the host plant and
was free to reproduce.