Question

Viruses are not considered to be living things, but they depend upon living cells for energy, reproduction, and protection at the expense of the cells that they invade.
The type of relationship described could best be classified as one of

Answer 1

@shrutipande9 Please help!

Answer 2

well classifying viruses according to whether living or non living is still debatable...
but they can be called parasites..
for more info
http://en.wikipedia.org/wiki/Virus

Answer 3

Thanks so much!

Answer 4

:)