LEARNING EXAM 6 LATEST VERSION (2025/2026)
FREQUENTLY TESTED QUESTIONS WITH
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CORRECT DETAILED AND VERIFIED ANSWERS|
GURANTEED PASS| TOP RATED A+.
BIOD 171/MICROBIOLOGY
Pass the BIOD 171: Microbiology exam 2025/2026 with confidence. This
exam resource features questions in areas like: microorganisms and their
impact on human health, infection, and disease prevention. It is commonly
taken by nursing, pre-med, and health science students.
True or False. Because the genome is contained within an enclosed space
(much like the nucleus of a cell), viruses are classified as eukaryotic.......
ANSWER .......False. Viruses are neither eukaryotic nor prokaryotic.
Describe the two basic components of a virus....... ANSWER .......A virus
has (1) genomic material comprised of either DNA or RNA and (2) a
capsid, a membrane-like protective structure that contains the genetic
material, similar to the nucleus of a eukaryotic cell.
The ________ surrounds the capsid of some viruses....... ANSWER
.......envelope
True or False. You would expect to see a viral envelope on a virus
infecting a plant cell....... ANSWER .......False. The overwhelming
, majority of animal viruses are enveloped whereas the majority of plant or
bacteria-infecting viruses are not.
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Rank the following viruses based on their size from largest to smallest:
Orthomyxovirus
Poliovirus
Variolavirus...... ANSWER .......1. Variolavirus
2. Orthomyxovirus
3. poliovirus
Variolavirus (~200nm) > Orthomyxovirus (100-150nm) > Poliovirus
(~30nm)
True or False: Highly infectious viruses undergo genome replication prior
to viral attachment and entry....... ANSWER .......False. The viral
genome is never replicated before attachment and entry regardless of its
level of infectivity.
Place the following viral life cycle steps in order beginning with viral
attachment and provide a description of each step.
Uncoating:
Release:
Replication:
Attachment:
Entry: