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Viruses and Taxonomy Flashcards | StudBud
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Viruses and Taxonomy
Viruses and Taxonomy
34 terms
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34 cards
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Questions
34
Answers
1
Viruses can be seen in the following shape(s):
Helix
Icosahedral
All of the above
Complex with Multiple Parts
2
One difference between plants and animals is that plants are:
prokaryotic and animals are eukaryotic.
heterotrophs and animals are autotrophs.
autotrophs and animals are heterotrophs.
eukaryotic and animals are prokaryotic.
3
Viruses are large organisms and must often be killed with baseball bats.
False
True
4
What happens after the virus has been taken up by the cell?
It inserts into the host DNA
It begins making protein
It divides
It switches to infectious mode
5
Which of these diseases is NOT caused by a virus?
Flesh Eating Bacteria
AIDS
Measles
Rabies
6
How many organisms in the cladogram have a bony skeleton?
7
5
6
4
7
In scientific names, only the _______ is capitalized.
Species
Genus
Class
Family
8
How many organisms in the cladogram have hair?
2
4
5
7
9
Most viruses infect and give diseases to only one type of organism.
True
False
10
Which of the following pairs of organisms are most closely related (use the cladogram)?
Crocodiles and Rabbits
Ray-finned fish and birds
Amphibians and Sharks
Rodents and Primates
11
How many organisms in the cladogram are vertebraes?
6
7
3
5
12
All scientists consider viruses to be alive.
True
False
13
Viruses are denied a kingdom of their own because:
They are too poorly understood
They are too small
Their genetics cannot be determined
They are not organisms
14
The basic structure of a virus contains:
A protein coat
A cell wall
A nucleic acid
Both a nucleic acid and a protein coat.
15
Which of the following sequences shows the order going from the most to least inclusive?
Domain, Phylum, Kingdom, Genus, Species, Family, Order,Class
Kingdom, Domain, Phylum, Order, Class, Family, Genus,Species
Genus, Species, Kingdom, Phylum, Order, Class, Family
Domain, Kingdom, Phylum, Class, Order, Family, Genus,Species
16
Protista is an example of a:
Class
Kingdom
Genus
Species
17
This is a cladogram. Which NODE represents the most recent common ancestor of taxa A and B?
Node 1
Node 3
Node 2
18
Viruses can attach to a cell and inject their nucleic acids into the cell for replication.
False
True
19
Viruses are often named by:
The animal that carries it
Where they were first discovered
The scientist who discovered it
All of these
20
How many organisms in the cladogram have four limbs?
7
5
6
6
21
The binomial system of classification was developed by:
Wallace
Darwin
Malthus
Linnaeus
22
This is a cladogram. Which NODE represents the most recent common ancestor of taxa B and C?
Node 3
Node 2
Node 1
23
A group of organisms at any particular level in a classification system is called a:
Phylum
Species
Genus
Taxon
24
Linnaeus’s two-word system for naming organisms is called
Binomial nomenclature
Genus species
Greek polynomials
Taxonomic evolution
25
The largest division that a group of organism can belong to is a:
Genus
Kingodm
Domain
Family
26
All scientific names of organisms must be:
General and use the species name
Different and repeat the phylum name
Similar and include the common name
Unique and have two Latin words
27
What is taxonomy?
They study of life
The science of naming and classifying organisms
The sequence in which different groups evolved
The evolutionary history of a species
28
As a definition of
species
, one can say that they are a group of organisms characterized by:
Use the same resources
Ability to interbreed with the same species
Can find homeostasis (balance) in their habitats
Ability to interbreed with other species
29
How do viruses reproduce?
Inserting DNA into the host cell
They divide by mitosis
Sexually, by external fertilization
Replication outside the host
30
Some viral infections can occur in organism and never cause any disease.
False
True
31
Viruses have an overall structure that is:
Spherical
All of the above
Helical
Icosahedron
32
A model used by biologists to represent evolutionary history among species is called a:
Cladogram
Histogram
Parallelogram
Phylogram
33
Throughout the world, official species names are in:
Greek
English
Latin
French
34
A virus consists of:
Proteins, cell membrane and RNA
RNA and DNA and a protein coat
RNA or DNA and a protein coat
RNA or DNA and a cell membrane
