Review Figure 10.1 of Microbiology: Principles and
Explorations. Determine what the functions of the following
components are:

Component

Function

Capsid

Envelope

Nucleic acid

Spikes (glycoproteins)

Respond to Critical Thinking Question 1 in Ch. 10 of
Microbiology: Principles and Explorations in the space
that follows.

Using two or three sentences, explain in your own words how
viruses are classified by type of nucleic acid, capsid shape, and
presence of envelope.

Explanation

Nucleic acid

Capsid shape

Presence of envelope

Review Ch. 10 of Microbiology: Principles and
Explorations. Briefly describe each of the stages of viral
reproduction.

Stage

Description

Absorption

Penetration

Synthesis

Maturation

Release

Respond to the following question from Ch. 10 of
Microbiology: Principles and Explorations in the space
that follows. Looking at the five steps in viral replication, can
you identify some promising ways to prevent or control viral
infections?

Respond to the following question from Ch. 10 of
Microbiology: Principles and Explorations in the space
that follows. Would you classify viruses as living, nonliving, or
semiliving? Explain your answer.

Review Table 10.7 of Microbiology: Principles and
Explorations. Define the following types of viruses and
viruslike agents.

Virus/Viruslike agent

Definition

Satellites

Viroids

Prions

Respond to the following questions in the space that follows.
Can viruses cause cancer? Does it matter if the virus is composed
of DNA or RNA? Explain your answers.