Bio 102 Flash Cards

120 cards

Test Question S For Te


 
  
Created Jul 27, 2010
by
sortiz89

 

 
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  Side A   Side B
1
The influenza viruses that infect man usually are derived from a type that could also infect:...
 
Birds and pigs
2
In recent years outbreaks of deadly strains of flu virus in people in Hong Kong and Asia have...
 
Poultry
3
Which of the following can a virus not infect?...
 
Bacteria Amphibians Reptiles Plants e. None of the above are correct  
4
Which of the following diseases are caused by viruses?
 
 The common cold and influenza  Smallpox and mononucleosis  Polio and rabies...
5
Most viruses:
 
Are extremely small Do not consist of even a single cell   d. Both A and B are correct...
6
 A virus may contain which of the following?
 
DNA RNA A protein coat An envelope e. All of the above are correct
7
Which of the following would not be found in a...
 
A nucleus Ribosomes   Both B and C are correct    
8
The genetic information in viruses:
 
Is DNA or RNA
9
A capsid is:
 
A protein coat of a virus
10
A layer of host cell membrane attached to a virus is called:
 
An envelope
11
HIV is a:
 
Single-stranded RNA virus
12
The shape of a virus is determined by:
 
Its coat protein organization
13
An organism that a virus can replicate in without causing symptoms of disease:
 
Is called a reservoir
14
A reason or reasons given by scientists as to why viruses are not considered living organisms...
 
Viruses do not reproduce on their own
15
Scientists may use which of the following to grow viral cultures in a laboratory?
 
Bacteria Live animals Live plants Fertilized chicken eggs e. All of the above are correct...
16
The stage of viral replication in which the viral nucleic acid is released inside the cell...
 
Penetration
17
The stage of viral replication in which the host cell produces viral nucleic acids and proteins...
 
Synthesis
18
The stage of viral replication in which the virus binds a cell surface receptor is:
 
Attachment
19
The stage of viral replication in which the new viruses leave the host cell is:
 
Release
20
The stage of viral replication in which viral components are put together to form new viruses...
 
Assembly
21
The type of viral infection in which a virus enters a host cell immediately replicates and...
 
A lytic infection
22
The type of viral infection in which a virus enters a host cell and then remains dormant (hidden)...
 
A lysogenic infection
23
A latent viral infection:
 
Is caused by HIV Occurs when the viral genome remains integrated in the host chromosome without...
24
An example of a type of treatment used to treat HIV infections is:
 
Integrase inhibitors Protease inhibitors   d. Both A and B are correct
25
Integrase inhibitors:
 
Inhibit viral DNA from inserting into the host chromosome
26
Drugs like Aziodothymidine (AZT):
 
Inhibit reverse transcriptase
27
The enzyme that HIV uses to convert its RNA into DNA is:
 
Reverse transcriptase
28
Most antibiotics are not effective against viruses because:
 
Antibiotics target cell walls and cell membranes, which viruses do not have   Antibiotics...
29
Plasmodesmata are:
 
Bridges of cytoplasm between plant cells
30
The hepatitis virus that is transmitted primarily by contact with infected blood is:
 
Hepatitis B Hepatitis C e. Both B and C are correct
31
Which of the following is not characteristic of a prokaryote?...
 
Prokaryotes do not have a chromosome
32
A microbiologist gram stains a bacterium and finds the bacterium to be blue to purple in color,...
 
The bacterium as gram positive
33
Staphylococcus...
 
Inhabits most humans
34
The structures of prokaryotes that are used to transfer DNA from one cell to another are:
 
Sex pili
35
Prokaryotes cannot live in:
 
Ice High...
36
The genus Treponema...
 
Syphilis
37
MRSA are:
 
Are resistant to methicillin
38
DNA that is separate and apart from the chromosome...
 
Plasmid
39
The three most common shapes of bacteria are:
 
Spherical, rod shaped and spiral
40
A microbiologist gram stains a bacterium and finds...
 
The bacterium as gram negative
41
A type of horizontal gene transfer in prokaryotes in...
 
Transduction
42
A type of horizontal gene transfer in prokaryotes in which a cell takes up naked DNA without...
 
Transformation
43
A part of or parts of the human body that normally remain sterile is (are
 
Blood Nervous...
44
Dormant thick-walled structures that aid in allowing...
 
Endospores
45
The structure that aids in locomotion of some bacteria is a(an
 
Flagellum
46
The genus Clostridium...
 
Botulism
47
The primary component making up the cell walls of bacteria...
 
Peptidoglycan
48
The genus Bacillus...
 
Anthrax
49
The genus Clostridium...
 
Tetanus
50
A prokaryote that occupies a habitat that is characterized by extreme heat (above 50 degrees...
 
Thermophile
51
The fluid filled area of a prokaryotic cell enclosed by the cell membrane is the:
 
Cytoplasm
52
Different ways by which bacteria might enter the body to cause disease include:
 
Insect bites
53
The region of a prokaryotic cell where the bacterial chromosome (DNA) is located is the:
 
Nuleoid
54
Prokaryotes on the average are about:
 
1 to 10 microns in size
55
Characteristic signs and symptoms of bacterial infection include:
 
Fever  
56
To help stop the spread of MRSA at a school which of the following would be appropriate?
 
Washing all athletic equipment that comes into contact...
57
A function that the glycocalyx does not have for a...
 
Protein synthesis
58
A prokaryote that occupies a habitat that is extremely...
 
Halophile
59
The rigid barrier that surrounds most prokaryotes is the
 
Cell wall
60
Bacterial biofilms are important medically because:...
 
They may form on catheters
61
Which of the following are protists?
 
 Plasmodium and
62
Green algae and plants:
 
Have Chlorophyll a and b Use starch as a storage carbohydrate  Have cell walls containing...
63
A pregnant woman was told by her doctor that while she is pregnant she might want to let someone...
 
She and her baby might develop toxoplasmosis
64
Protozoa may move by:
 
Flagella Pseudopodia Cilia False feet e. All of the above are correct
65
Pfiesteria piscicida:
 
Is a protist Is a dinoflagellate May produce a toxin that causes the skin of fish to disintegrate...
66
African sleeping sickness is caused by:
 
Trypanosoma brucei
67
A proposed Protist grouping that would unite the water molds, brown algae and diatoms is:
 
The stramenopiles
68
Silica walls are characteristic of:
 
Diatoms
69
Which of the following is not a stage in the life...
 
Endospore
70
A substance produced by brown algae that is used as an emulsifying and thickening agent in...
 
Algin
71
Toxoplasmosis is caused by:
 
Toxoplasma gondii
72
Chagas disease is caused by:
 
Trypanosoma cruzi
73
Malaria is transmitted by:
 
The bite of a mosquito
74
A protist that lives within termites and allows the termite to be able to "digest" wood is:...
 
Trichonympha
75
Cytoplasmic extensions by which some protozoa move are:
 
Pseudopodia
76
"Hikers diarrhea" is caused by
 
Giardia
77
Kelps are members of the:
 
Brown algae
78
Trichomonas vaginalis is usually transmitted by:
 
Sexual intercourse
79
Malaria is caused by:
 
Plasmodium falciparum
80
Protista
 
Are eukaryotes
81
A jellylike substance produced by red marine algae and used as a culture medium for microorganisms...
 
Agar
82
Chagas disease is transmitted by
 
The bite of a kissing bug
83
The microscopic food that supports the ocean's vast food webs is:
 
Plankton
84
Protista:
 
Have a nucleus and membrane-bounded organelles Are eukaryotes   d. Both A and B are...
85
Leishmaniasis is transmitted by:
 
The bite of a sand fly
86
Ciliates use which structures to aid in locomotion and eating?
 
Cilia
87
The Irish potato famine in the mid 1840s was caused by:
 
A water mold
88
The members of the kingdom Protista display a great variety in:
 
 Size  Nutrition  Locomotion  Reproduction e. All of the above...
89
The largest algae are:
 
Kelp
90
Which of the following is not a member of the kingdom Protista?
 
Escherichia
91
The longest wavelength of visible sunlight is:
 
Red
92
The leaves of ferns are called
 
Fronds
93
Flowers and fruits are unique to:
 
Angiosperms
94
The adaptations that are most responsible for gymnosperms and angiosperms being able to live...
 
The production of pollen grains and seeds
95
In complex plants:
 
The gametophyte is smaller than the sporophyte
96
Cycads are:
 
Trees that live in tropical regions Trees that live in subtropical regions Trees that have...
97
Flowers attract animal pollinators with
 
Bright coloration Alluring scents Food rewards d. All of the above are correct
98
The part of the plant that transports sugars produced by photosynthesis to the non-green parts...
 
Phloem
99
Arabidopsis thaliana, a small angiosperm related...
 
Disease resistance in plants Circadian rhythms in plants Time for flowering in plants Response...
100
The lineages of seedless vascular plants include:
 
True ferns Club mosses Horsetails Whisk ferns e. All of the above are correct
101
Flowers:
 
Produce both pollen and egg cells
102
Conifers produce:
 
Both seeds and pollen in cones
103
A cotyledon is
 
Is the first leaf structure to arise in the embryo of an angiosperm
104
The term gymnosperm literally means:
 
Naked seed
105
A plant embryo (young sporophyte) packaged with a food supply in a tough outer coat is a:
 
Seed
106
The four phyla of the gymnosperms are
 
Conifers, cycads, ginkgos and gnetophytes
107
Small pieces of bryophyte tissue that detaches and grow into new plants are:
 
Gemmae
108
Which of the following is not a characteristic...
 
Flowers
109
Today, only one species of ____________________ exists.
 
Ginkgo
110
The part of the plant that absorbs water and nutrients is the
 
Root
111
The main groups of land plants are the:
 
Bryophytes Seedless vascular plants Gymnosperms Angiosperms e. All of the above are...
112
The two classes that make up the angiosperms are
 
Monocotyledons and dicotyledons
113
The part of the plant that allows for the exchange of carbon dioxide and oxygen is the:
 
Stomata
114
The part of the plant that conducts water and dissolved minerals from the roots to the leaves...
 
Xylem
115
"Jumping genes" were first discovered in Indian corn by:
 
Barbara McClintock
116
The fruits of plants primarily function in:
 
  b. Seed protection c. Seed dispersal   e. Both B and C are correct
117
Which of the following is not a characteristic...
 
They have a conspicuous sporophyte
118
In plants:
 
The diploid zygote develops into the sporophyte
119
The bryophytes include:
 
Mosses and liverworts
120
Plants are similar to algae in that they:
 
Have chloroplasts Contain chlorophyll a Have cellulose rich cell walls Use starch as...


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