Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 20, Viruses and Prokaryotes - Assessment - 20.1 Viruses - Understand Key Concepts/Think Critically - Page 596: 3



Work Step by Step

Retroviruses use RNA as their genetic material instead of DNA. Once a retrovirus infects a host cell, the viral RNA is copied into DNA instead of the other way around. This DNA is then incorporated into the DNA of the host cell and may remain there for a while.
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