1. Bacteria and Archaea Chapter 27
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2. Prokaryotes lack the nucleus found in eukaryotic cells
Prokaryotes lack the nucleus found in eukaryotic cells. As a result, prokaryotic cells do not contain which of the following?
a nuclear membrane
DNA
one or more chromosomes
all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.

3. Which of the following statements best describes most bacteria?
They are generally harmful.
They are limited to living in a few habitats.
They are very common in the environment.
They are responsible for the “common cold.”
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.