7)
are found in BOTH viruses AND in living single-celled organisms, such as protozoans and bacteria.
A) ribosomes
B) a nucleus
C) DNA or RNA
D) a cell membrane

The instructions for making proteins come originally from

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."