Products
Flashcards
Quiz Maker
Training Maker
See All
ProProfs.com
Products
Flashcards
Quiz Maker
Training Maker
See All
ProProfs.com
Related Flashcards
Take Flashcards
Popular
Recent
Language
Animal
Art
Assessment
Book
Business
Career
Celebrity
Computer
Country
Education
English
Exam
Food
Fun
Game
Geography
Health
History
Literature
Music
Math
Medical
Personality
Profession
Science
Society
Sports
Subject
Television
Create Flashcards
?
Take a Quiz
All Products
Brain Games
ProProfs.com
Home
›
Create
›
Flashcards
›
Science
›
Biology
›
Virus
›
What Do You Know About Influenza Virus Flashcards
›
Download View
Download (What Do You Know About Influenza Virus Flashcards) Flashcard
Choose a format below:
TEXT Format (.txt)
MS-Excel Format (.xls)
Select delimiter »
Comma
Semicolon
Tab
New Line
Custom
Preview »
Side A ------ Side B The influenza viruses that infect man usually are derived from a type that could also infect: ------ Birds and pigs In recent years outbreaks of deadly strains of flu virus in people in Hong Kong and Asia have led to the widespread slaughter of __________________ to prevent the spread of the virus. ------ Poultry Which of the following can a virus not infect? ------ Bacteria Amphibians Reptiles Plants e. None of the above are correct Which of the following diseases are caused by viruses? ------ The common cold and influenza Smallpox and mononucleosis Polio and rabies Aids and warts e. All of the above are correct Most viruses: ------ Are extremely small Do not consist of even a single cell d. Both A and B are correct A virus may contain which of the following? ------ DNA RNA A protein coat An envelope e. All of the above are correct Which of the following would not be found in a virus? ------ A nucleus Ribosomes Both B and C are correct The genetic information in viruses: ------ Is DNA or RNA A capsid is: ------ A protein coat of a virus A layer of host cell membrane attached to a virus is called: ------ An envelope HIV is a: ------ Single-stranded RNA virus The shape of a virus is determined by: ------ Its coat protein organization An organism that a virus can replicate in without causing symptoms of disease: ------ Is called a reservoir A reason or reasons given by scientists as to why viruses are not considered living organisms include: ------ Viruses do not reproduce on their own 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 The stage of viral replication in which the viral nucleic acid is released inside the cell is: ------ Penetration The stage of viral replication in which the host cell produces viral nucleic acids and proteins is: ------ Synthesis The stage of viral replication in which the virus binds a cell surface receptor is: ------ Attachment The stage of viral replication in which the new viruses leave the host cell is: ------ Release The stage of viral replication in which viral components are put together to form new viruses is: ------ Assembly The type of viral infection in which a virus enters a host cell immediately replicates and causes the host cell to burst is: ------ A lytic infection The type of viral infection in which a virus enters a host cell and then remains dormant (hidden) in a host cell's chromosome is: ------ A lysogenic infection A latent viral infection: ------ Is caused by HIV Occurs when the viral genome remains integrated in the host chromosome without causing symptoms Is caused by herpes virus d. All of the above are correct An example of a type of treatment used to treat HIV infections is: ------ Integrase inhibitors Protease inhibitors d. Both A and B are correct Integrase inhibitors: ------ Inhibit viral DNA from inserting into the host chromosome Drugs like Aziodothymidine (AZT): ------ Inhibit reverse transcriptase The enzyme that HIV uses to convert its RNA into DNA is: ------ Reverse transcriptase Most antibiotics are not effective against viruses because: ------ Antibiotics target cell walls and cell membranes, which viruses do not have Antibiotics target ribosomes and enzymes which viruses do not have d. Both A and B are correct Plasmodesmata are: ------ Bridges of cytoplasm between plant cells The hepatitis virus that is transmitted primarily by contact with infected blood is: ------ Hepatitis B Hepatitis C e. Both B and C are correct Which of the following is not characteristic of a prokaryote? ------ Prokaryotes do not have a chromosome A microbiologist gram stains a bacterium and finds the bacterium to be blue to purple in color, this identifies: ------ The bacterium as gram positive Staphylococcus aureus: ------ Inhabits most humans Is gram positive May cause toxic shock syndrome May cause scalded skin syndrome e. All of the above are correct The structures of prokaryotes that are used to transfer DNA from one cell to another are: ------ Sex pili Prokaryotes cannot live in: ------ Ice High in the atmosphere In thermal vents Animal intestines e. None of the above are correct The genus Treponema causes: ------ Syphilis MRSA are: ------ Are resistant to methicillin DNA that is separate and apart from the chromosome in a prokaryote is the: ------ Plasmid The three most common shapes of bacteria are: ------ Spherical, rod shaped and spiral A microbiologist gram stains a bacterium and finds the bacterium to be pink to red in color, this identifies: ------ The bacterium as gram negative A type of horizontal gene transfer in prokaryotes in which a cell receives bacterial DNA from a bacteriophage is: ------ Transduction A type of horizontal gene transfer in prokaryotes in which a cell takes up naked DNA without cell to cell contact is: ------ Transformation A part of or parts of the human body that normally remain sterile is (are ------ Blood Nervous system Stomach Urinary bladder e. All of the above are correct Dormant thick-walled structures that aid in allowing some bacteria to survive harsh conditions are: ------ Endospores The structure that aids in locomotion of some bacteria is a(an ------ Flagellum The genus Clostridium causes: ------ Botulism The primary component making up the cell walls of bacteria is: ------ Peptidoglycan The genus Bacillus causes: ------ Anthrax The genus Clostridium causes: ------ Tetanus A prokaryote that occupies a habitat that is characterized by extreme heat (above 50 degrees Celsius) is a(an): ------ Thermophile The fluid filled area of a prokaryotic cell enclosed by the cell membrane is the: ------ Cytoplasm Different ways by which bacteria might enter the body to cause disease include: ------ Insect bites Sexual activity Ingestion of food or water Inhalation e. All of the above are correct The region of a prokaryotic cell where the bacterial chromosome (DNA) is located is the: ------ Nuleoid Prokaryotes on the average are about: ------ 1 to 10 microns in size Characteristic signs and symptoms of bacterial infection include: ------ Fever Swollen lymph nodes e. Both A and C are correct 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 with students Requiring all students to shower after athletic activity at school d. Both A and B are correct A function that the glycocalyx does not have for a bacterium is: ------ Protein synthesis A prokaryote that occupies a habitat that is extremely salty is a(an): ------ Halophile The rigid barrier that surrounds most prokaryotes is the ------ Cell wall Bacterial biofilms are important medically because: ------ They may form on catheters They are resistant to treatment with antibiotics They can form dental plaque They are resistant to immune defenses e. All of the above are correct Which of the following are protists? ------ Plasmodium and Trypanosoma Euglena and Paramecium d. Both A and B are correct Green algae and plants: ------ Have Chlorophyll a and b Use starch as a storage carbohydrate Have cell walls containing cellulose Carry out photosynthesis e. All of the above are correct A pregnant woman was told by her doctor that while she is pregnant she might want to let someone else care for her cats. The doctor most likely told her this because: ------ She and her baby might develop toxoplasmosis Protozoa may move by: ------ Flagella Pseudopodia Cilia False feet e. All of the above are correct Pfiesteria piscicida: ------ Is a protist Is a dinoflagellate May produce a toxin that causes the skin of fish to disintegrate d. All of the above are correct African sleeping sickness is caused by: ------ Trypanosoma brucei A proposed Protist grouping that would unite the water molds, brown algae and diatoms is: ------ The stramenopiles Silica walls are characteristic of: ------ Diatoms Which of the following is not a stage in the life cycle of Plasmodium falciparum? ------ Endospore A substance produced by brown algae that is used as an emulsifying and thickening agent in many foods and other products is: ------ Algin Toxoplasmosis is caused by: ------ Toxoplasma gondii Chagas disease is caused by: ------ Trypanosoma cruzi Malaria is transmitted by: ------ The bite of a mosquito A protist that lives within termites and allows the termite to be able to "digest" wood is: ------ Trichonympha Cytoplasmic extensions by which some protozoa move are: ------ Pseudopodia "Hikers diarrhea" is caused by ------ Giardia Kelps are members of the: ------ Brown algae Trichomonas vaginalis is usually transmitted by: ------ Sexual intercourse Malaria is caused by: ------ Plasmodium falciparum Protista ------ Are eukaryotes A jellylike substance produced by red marine algae and used as a culture medium for microorganisms is: ------ Agar Chagas disease is transmitted by ------ The bite of a kissing bug The microscopic food that supports the ocean's vast food webs is: ------ Plankton Protista: ------ Have a nucleus and membrane-bounded organelles Are eukaryotes d. Both A and B are correct Leishmaniasis is transmitted by: ------ The bite of a sand fly Ciliates use which structures to aid in locomotion and eating? ------ Cilia The Irish potato famine in the mid 1840s was caused by: ------ A water mold The members of the kingdom Protista display a great variety in: ------ Size Nutrition Locomotion Reproduction e. All of the above are correct The largest algae are: ------ Kelp Which of the following is not a member of the kingdom Protista? ------ Escherichia The longest wavelength of visible sunlight is: ------ Red The leaves of ferns are called ------ Fronds Flowers and fruits are unique to: ------ Angiosperms The adaptations that are most responsible for gymnosperms and angiosperms being able to live and reproduce in much drier habitats than bryophytes and plants such as club mosses are: ------ The production of pollen grains and seeds In complex plants: ------ The gametophyte is smaller than the sporophyte Cycads are: ------ Trees that live in tropical regions Trees that live in subtropical regions Trees that have palm-like leaves Trees that produce large cones e. All of the above are correct Flowers attract animal pollinators with ------ Bright coloration Alluring scents Food rewards d. All of the above are correct The part of the plant that transports sugars produced by photosynthesis to the non-green parts of the plant is the: ------ Phloem Arabidopsis thaliana, a small angiosperm related to mustard has been used extensively by scientists to study: ------ Disease resistance in plants Circadian rhythms in plants Time for flowering in plants Response to hormones in plants e. All of the above are correct The lineages of seedless vascular plants include: ------ True ferns Club mosses Horsetails Whisk ferns e. All of the above are correct Flowers: ------ Produce both pollen and egg cells Conifers produce: ------ Both seeds and pollen in cones A cotyledon is ------ Is the first leaf structure to arise in the embryo of an angiosperm The term gymnosperm literally means: ------ Naked seed A plant embryo (young sporophyte) packaged with a food supply in a tough outer coat is a: ------ Seed The four phyla of the gymnosperms are ------ Conifers, cycads, ginkgos and gnetophytes Small pieces of bryophyte tissue that detaches and grow into new plants are: ------ Gemmae Which of the following is not a characteristic of the conifers? ------ Flowers Today, only one species of ____________________ exists. ------ Ginkgo The part of the plant that absorbs water and nutrients is the ------ Root The main groups of land plants are the: ------ Bryophytes Seedless vascular plants Gymnosperms Angiosperms e. All of the above are correct The two classes that make up the angiosperms are ------ Monocotyledons and dicotyledons The part of the plant that allows for the exchange of carbon dioxide and oxygen is the: ------ Stomata The part of the plant that conducts water and dissolved minerals from the roots to the leaves is the: ------ Xylem "Jumping genes" were first discovered in Indian corn by: ------ Barbara McClintock The fruits of plants primarily function in: ------ b. Seed protection c. Seed dispersal e. Both B and C are correct Which of the following is not a characteristic of a bryophyte? ------ They have a conspicuous sporophyte In plants: ------ The diploid zygote develops into the sporophyte The bryophytes include: ------ Mosses and liverworts Plants are similar to algae in that they: ------ Have chloroplasts Contain chlorophyll a Have cellulose rich cell walls Use starch as a nutrient reserve e. All of the above are correct
Side A ------ Side B The influenza viruses that infect man usually are derived from a type that could also infect: ------ Birds and pigs In recent years outbreaks of deadly strains of flu virus in people in Hong Kong and Asia have led to the widespread slaughter of __________________ to prevent the spread of the virus. ------ Poultry Which of the following can a virus not infect? ------ Bacteria Amphibians Reptiles Plants e. None of the above are correct Which of the following diseases are caused by viruses? ------ The common cold and influenza Smallpox and mononucleosis Polio and rabies Aids and warts e. All of the above are correct Most viruses: ------ Are extremely small Do not consist of even a single cell d. Both A and B are correct A virus may contain which of the following? ------ DNA RNA A protein coat An envelope e. All of the above are correct Which of the following would not be found in a virus? ------ A nucleus Ribosomes Both B and C are correct The genetic information in viruses: ------ Is DNA or RNA A capsid is: ------ A protein coat of a virus A layer of host cell membrane attached to a virus is called: ------ An envelope HIV is a: ------ Single-stranded RNA virus The shape of a virus is determined by: ------ Its coat protein organization An organism that a virus can replicate in without causing symptoms of disease: ------ Is called a reservoir A reason or reasons given by scientists as to why viruses are not considered living organisms include: ------ Viruses do not reproduce on their own 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 The stage of viral replication in which the viral nucleic acid is released inside the cell is: ------ Penetration The stage of viral replication in which the host cell produces viral nucleic acids and proteins is: ------ Synthesis The stage of viral replication in which the virus binds a cell surface receptor is: ------ Attachment The stage of viral replication in which the new viruses leave the host cell is: ------ Release The stage of viral replication in which viral components are put together to form new viruses is: ------ Assembly The type of viral infection in which a virus enters a host cell immediately replicates and causes the host cell to burst is: ------ A lytic infection The type of viral infection in which a virus enters a host cell and then remains dormant (hidden) in a host cell's chromosome is: ------ A lysogenic infection A latent viral infection: ------ Is caused by HIV Occurs when the viral genome remains integrated in the host chromosome without causing symptoms Is caused by herpes virus d. All of the above are correct An example of a type of treatment used to treat HIV infections is: ------ Integrase inhibitors Protease inhibitors d. Both A and B are correct Integrase inhibitors: ------ Inhibit viral DNA from inserting into the host chromosome Drugs like Aziodothymidine (AZT): ------ Inhibit reverse transcriptase The enzyme that HIV uses to convert its RNA into DNA is: ------ Reverse transcriptase Most antibiotics are not effective against viruses because: ------ Antibiotics target cell walls and cell membranes, which viruses do not have Antibiotics target ribosomes and enzymes which viruses do not have d. Both A and B are correct Plasmodesmata are: ------ Bridges of cytoplasm between plant cells The hepatitis virus that is transmitted primarily by contact with infected blood is: ------ Hepatitis B Hepatitis C e. Both B and C are correct Which of the following is not characteristic of a prokaryote? ------ Prokaryotes do not have a chromosome A microbiologist gram stains a bacterium and finds the bacterium to be blue to purple in color, this identifies: ------ The bacterium as gram positive Staphylococcus aureus: ------ Inhabits most humans Is gram positive May cause toxic shock syndrome May cause scalded skin syndrome e. All of the above are correct The structures of prokaryotes that are used to transfer DNA from one cell to another are: ------ Sex pili Prokaryotes cannot live in: ------ Ice High in the atmosphere In thermal vents Animal intestines e. None of the above are correct The genus Treponema causes: ------ Syphilis MRSA are: ------ Are resistant to methicillin DNA that is separate and apart from the chromosome in a prokaryote is the: ------ Plasmid The three most common shapes of bacteria are: ------ Spherical, rod shaped and spiral A microbiologist gram stains a bacterium and finds the bacterium to be pink to red in color, this identifies: ------ The bacterium as gram negative A type of horizontal gene transfer in prokaryotes in which a cell receives bacterial DNA from a bacteriophage is: ------ Transduction A type of horizontal gene transfer in prokaryotes in which a cell takes up naked DNA without cell to cell contact is: ------ Transformation A part of or parts of the human body that normally remain sterile is (are ------ Blood Nervous system Stomach Urinary bladder e. All of the above are correct Dormant thick-walled structures that aid in allowing some bacteria to survive harsh conditions are: ------ Endospores The structure that aids in locomotion of some bacteria is a(an ------ Flagellum The genus Clostridium causes: ------ Botulism The primary component making up the cell walls of bacteria is: ------ Peptidoglycan The genus Bacillus causes: ------ Anthrax The genus Clostridium causes: ------ Tetanus A prokaryote that occupies a habitat that is characterized by extreme heat (above 50 degrees Celsius) is a(an): ------ Thermophile The fluid filled area of a prokaryotic cell enclosed by the cell membrane is the: ------ Cytoplasm Different ways by which bacteria might enter the body to cause disease include: ------ Insect bites Sexual activity Ingestion of food or water Inhalation e. All of the above are correct The region of a prokaryotic cell where the bacterial chromosome (DNA) is located is the: ------ Nuleoid Prokaryotes on the average are about: ------ 1 to 10 microns in size Characteristic signs and symptoms of bacterial infection include: ------ Fever Swollen lymph nodes e. Both A and C are correct 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 with students Requiring all students to shower after athletic activity at school d. Both A and B are correct A function that the glycocalyx does not have for a bacterium is: ------ Protein synthesis A prokaryote that occupies a habitat that is extremely salty is a(an): ------ Halophile The rigid barrier that surrounds most prokaryotes is the ------ Cell wall Bacterial biofilms are important medically because: ------ They may form on catheters They are resistant to treatment with antibiotics They can form dental plaque They are resistant to immune defenses e. All of the above are correct Which of the following are protists? ------ Plasmodium and Trypanosoma Euglena and Paramecium d. Both A and B are correct Green algae and plants: ------ Have Chlorophyll a and b Use starch as a storage carbohydrate Have cell walls containing cellulose Carry out photosynthesis e. All of the above are correct A pregnant woman was told by her doctor that while she is pregnant she might want to let someone else care for her cats. The doctor most likely told her this because: ------ She and her baby might develop toxoplasmosis Protozoa may move by: ------ Flagella Pseudopodia Cilia False feet e. All of the above are correct Pfiesteria piscicida: ------ Is a protist Is a dinoflagellate May produce a toxin that causes the skin of fish to disintegrate d. All of the above are correct African sleeping sickness is caused by: ------ Trypanosoma brucei A proposed Protist grouping that would unite the water molds, brown algae and diatoms is: ------ The stramenopiles Silica walls are characteristic of: ------ Diatoms Which of the following is not a stage in the life cycle of Plasmodium falciparum? ------ Endospore A substance produced by brown algae that is used as an emulsifying and thickening agent in many foods and other products is: ------ Algin Toxoplasmosis is caused by: ------ Toxoplasma gondii Chagas disease is caused by: ------ Trypanosoma cruzi Malaria is transmitted by: ------ The bite of a mosquito A protist that lives within termites and allows the termite to be able to "digest" wood is: ------ Trichonympha Cytoplasmic extensions by which some protozoa move are: ------ Pseudopodia "Hikers diarrhea" is caused by ------ Giardia Kelps are members of the: ------ Brown algae Trichomonas vaginalis is usually transmitted by: ------ Sexual intercourse Malaria is caused by: ------ Plasmodium falciparum Protista ------ Are eukaryotes A jellylike substance produced by red marine algae and used as a culture medium for microorganisms is: ------ Agar Chagas disease is transmitted by ------ The bite of a kissing bug The microscopic food that supports the ocean's vast food webs is: ------ Plankton Protista: ------ Have a nucleus and membrane-bounded organelles Are eukaryotes d. Both A and B are correct Leishmaniasis is transmitted by: ------ The bite of a sand fly Ciliates use which structures to aid in locomotion and eating? ------ Cilia The Irish potato famine in the mid 1840s was caused by: ------ A water mold The members of the kingdom Protista display a great variety in: ------ Size Nutrition Locomotion Reproduction e. All of the above are correct The largest algae are: ------ Kelp Which of the following is not a member of the kingdom Protista? ------ Escherichia The longest wavelength of visible sunlight is: ------ Red The leaves of ferns are called ------ Fronds Flowers and fruits are unique to: ------ Angiosperms The adaptations that are most responsible for gymnosperms and angiosperms being able to live and reproduce in much drier habitats than bryophytes and plants such as club mosses are: ------ The production of pollen grains and seeds In complex plants: ------ The gametophyte is smaller than the sporophyte Cycads are: ------ Trees that live in tropical regions Trees that live in subtropical regions Trees that have palm-like leaves Trees that produce large cones e. All of the above are correct Flowers attract animal pollinators with ------ Bright coloration Alluring scents Food rewards d. All of the above are correct The part of the plant that transports sugars produced by photosynthesis to the non-green parts of the plant is the: ------ Phloem Arabidopsis thaliana, a small angiosperm related to mustard has been used extensively by scientists to study: ------ Disease resistance in plants Circadian rhythms in plants Time for flowering in plants Response to hormones in plants e. All of the above are correct The lineages of seedless vascular plants include: ------ True ferns Club mosses Horsetails Whisk ferns e. All of the above are correct Flowers: ------ Produce both pollen and egg cells Conifers produce: ------ Both seeds and pollen in cones A cotyledon is ------ Is the first leaf structure to arise in the embryo of an angiosperm The term gymnosperm literally means: ------ Naked seed A plant embryo (young sporophyte) packaged with a food supply in a tough outer coat is a: ------ Seed The four phyla of the gymnosperms are ------ Conifers, cycads, ginkgos and gnetophytes Small pieces of bryophyte tissue that detaches and grow into new plants are: ------ Gemmae Which of the following is not a characteristic of the conifers? ------ Flowers Today, only one species of ____________________ exists. ------ Ginkgo The part of the plant that absorbs water and nutrients is the ------ Root The main groups of land plants are the: ------ Bryophytes Seedless vascular plants Gymnosperms Angiosperms e. All of the above are correct The two classes that make up the angiosperms are ------ Monocotyledons and dicotyledons The part of the plant that allows for the exchange of carbon dioxide and oxygen is the: ------ Stomata The part of the plant that conducts water and dissolved minerals from the roots to the leaves is the: ------ Xylem "Jumping genes" were first discovered in Indian corn by: ------ Barbara McClintock The fruits of plants primarily function in: ------ b. Seed protection c. Seed dispersal e. Both B and C are correct Which of the following is not a characteristic of a bryophyte? ------ They have a conspicuous sporophyte In plants: ------ The diploid zygote develops into the sporophyte The bryophytes include: ------ Mosses and liverworts Plants are similar to algae in that they: ------ Have chloroplasts Contain chlorophyll a Have cellulose rich cell walls Use starch as a nutrient reserve e. All of the above are correct
Everything is ready!
Let’s click on download button to download score report in Microsoft Excel format (.xls file).
