ALL the following are immunogenic except: a. Bacterial Flagella. b. Haptens. c. Bacterial Pili. d. Viral Spikes.

ALL the following are immunogenic except:
a. Bacterial Flagella.
b. Haptens.
c. Bacterial Pili.
d. Viral Spikes.
by

1 Answer

Answer :

d. Viral Spikes.
by

Related questions

Flagella are a. Made of carbohydrate and lipid. b. Found on all bacterial cells. c. Contain dextran fiber d. Important for chemo taxis.

Description : Flagella are a. Made of carbohydrate and lipid. b. Found on all bacterial cells. c. Contain dextran fiber d. Important for chemo taxis.

Last Answer : d. Important for chemo taxis.

Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Description : Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Last Answer : a. flagella

The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Description : The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Last Answer : (b) flagella

Antibiotics will not work against _____ diseases because they lack the structures and metabolic machinery with which antibiotics interfere. a. viral b. bacterial c. fungal d. protozoan

Description : Antibiotics will not work against _____ diseases because they lack the structures and metabolic machinery with which antibiotics interfere. a. viral b. bacterial c. fungal d. protozoan

Last Answer : a. viral

The imidazole drugs are of value for treating a. Viral diseases. b. Protozoal diseases and bacterial diseases. c. Bacterial diseases. d. Fungal diseases.

Description : The imidazole drugs are of value for treating a. Viral diseases. b. Protozoal diseases and bacterial diseases. c. Bacterial diseases. d. Fungal diseases.

Last Answer : d. Fungal diseases

Swimmer‘s ear is a common name for a infection of the_________ ear. a. Bacterial; Outer b. Viral; Outer c. Bacterial; Middle d. Viral; Inner

Description : Swimmer‘s ear is a common name for a infection of the_________ ear. a. Bacterial; Outer b. Viral; Outer c. Bacterial; Middle d. Viral; Inner

Last Answer : a. Bacterial; Outer

Which of the following type of recombination does not require homologous sequences and isimportant for the integration of viral genomes into bacterial chromosomes? A- Mutagenic recombimation B- Site-specific recombination C- Replicative recombination D- General recombination

Description : Which of the following type of recombination does not require homologous sequences and isimportant for the integration of viral genomes into bacterial chromosomes? A- Mutagenic recombimation B- Site-specific recombination C- Replicative recombination D- General recombination

Last Answer : Site-specific recombination

Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Description : Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

Last Answer : a. antibody-rich serum

Acquired immunity usually involves protein receptors on B and T cells that recognize discrete regions of the antigen called _____. a. haptens b. epitopes c. antibodies d. protein receptors

Description : Acquired immunity usually involves protein receptors on B and T cells that recognize discrete regions of the antigen called _____. a. haptens b. epitopes c. antibodies d. protein receptors

Last Answer : b. epitopes

Antigens that bind directly to MHC proteins without any processing are known as _____. a. epitopes b. haptens c. superantigens d. naïve cells

Description : Antigens that bind directly to MHC proteins without any processing are known as _____. a. epitopes b. haptens c. superantigens d. naïve cells

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Conjugation pili are found only on some ______ bacteria, though it may occur between cells of various bacteria. a. Gram-positive b. Gram-negative c. Acid-fast d. Capsule containing

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Which of the following does not contain protein? A- Pili B- Flagellum C- Lipoteichoic acid D- Porin

Description : Which of the following does not contain protein? A- Pili B- Flagellum C- Lipoteichoic acid D- Porin

Last Answer : Lipoteichoic acid

Capsules are similar to pili because both a. Contain DNA. b. Are made of protein. c. Contain dextran fibers. d. Permit attachment to surfaces.

Description : Capsules are similar to pili because both a. Contain DNA. b. Are made of protein. c. Contain dextran fibers. d. Permit attachment to surfaces.

Last Answer : d. Permit attachment to surfaces.

Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Description : Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Last Answer : (b) Pili and fimbriae are mainly involved in motility of bacterial cells.

ALL of the following are diseases caused by the adenoviruses except a. Viral pneumonia. b. Acute respiratory disease. c. Parainfluenza. d. Common cold.

Description : ALL of the following are diseases caused by the adenoviruses except a. Viral pneumonia. b. Acute respiratory disease. c. Parainfluenza. d. Common cold.

Last Answer : c. Parainfluenza.

Direct methods to measure bacterial growth would include all the following except the a. total bacterial count b. microscopic count c. turbidity measurements d. most probable number

Description : Direct methods to measure bacterial growth would include all the following except the a. total bacterial count b. microscopic count c. turbidity measurements d. most probable number

Last Answer : c. turbidity measurements

Acute exacerbations of asthma can be triggered by all of the following except (a) Bacterial or viral pneumonia (b) Hypersensitivity reaction to penicillin (c) Discontinuation of asthma medication (d) Hot, dry weather (e) Stressful emotional events

Description : Acute exacerbations of asthma can be triggered by all of the following except (a) Bacterial or viral pneumonia (b) Hypersensitivity reaction to penicillin (c) Discontinuation of asthma medication (d) Hot, dry weather (e) Stressful emotional events

Last Answer : Ans: D

Acute exacerbations of asthma can be triggered by all of the following except (a) Bacterial of viral pneumonia (b) Hypertsensitivity reaction to penicillin (c) Discontinuation of asthma medication (d) Hot, dry weather (e) Stressful emotional events

Description : Acute exacerbations of asthma can be triggered by all of the following except (a) Bacterial of viral pneumonia (b) Hypertsensitivity reaction to penicillin (c) Discontinuation of asthma medication (d) Hot, dry weather (e) Stressful emotional events

Last Answer : Ans: D

Number of flagella produced by motile cells in A- members of the phaeophyta is greater than members of the Oomycota B- .members of the Oomycota is greater than members of the Phaeophyta C- members of the Phaeophyta is approximately equal to members of the Oomycota D- none of the above

Description : Number of flagella produced by motile cells in A- members of the phaeophyta is greater than members of the Oomycota B- .members of the Oomycota is greater than members of the Phaeophyta C- members of the Phaeophyta is approximately equal to members of the Oomycota D- none of the above

Last Answer : members of the Phaeophyta is approximately equal to members of the Oomycota

A single polar flagella is known as A- monotrichous B-lophotrichous C- amphitrichous D-none of these

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Last Answer : monotrichous

.Bacteria having no flagella are unable to A- move B- reproduce C- stick to tissue surfaces D- grow in nutrient agar

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Last Answer : move

Flagella move the cell by A- .many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propellerD- attaching to nearby particles and contracting

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Last Answer : spinning like a propeller

cluster of polar flagella is called A-lophotrichous B- amphitrichous C- monotrichous D-petritrichous

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The protein from which hook and filaments of flagella are composed of, is A- keratin B- flagellin C- gelatin D- casein

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Flagella move the cell by A- many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propeller D-.attaching to nearby particles and contracting

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A cluster of polar flagella is called A-.lophotrichous B- Amphitrichous C- Monotrichous D- Petritrichous

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Primary differences between cilia and flagella are A- arrangement of microtubules B- length and location of basal bodies C- how the microtubules are fused to each other D- number, length and direction of force

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What is evidence for the endosymbiotic theory? a. Ribosomes are the same size in eukaryotes and prokaryotes b. Organelles like mitochondria and cholorplasts have their own dna and ribosomes c. Flagella are the same in both types of cells d. A-C are correct

Description : What is evidence for the endosymbiotic theory? a. Ribosomes are the same size in eukaryotes and prokaryotes b. Organelles like mitochondria and cholorplasts have their own dna and ribosomes c. Flagella are the same in both types of cells d. A-C are correct

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In eukaryotic microbes, energy metabolism is associated with the _____. a. Golgi apparatus b. flagella c. cytoskeleton d. mitochondria

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All the following statements about haptens are true except (A) They have high molecular weights (B) They cannot elicit an immune response by themselves (C) When combined with some other large molecule, they can elicit an immune response (D) Once an immune response develops, the free hapten can be recognized by the antibody

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Antiviral drugs that are base analogs inhibit a. Viral Entry. b. Genome Replication. c. Uncoating. d. Naturation.

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Which of the following is a cause of a secondary immunodeficiency? a. X-linked inheritance b. Deficiencies in the complement system c. Viral infection resembling self-cells d. All the above are correct

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Virus infected cells produce a set of cytokine proteins called _____ that "alert" surrounding cells to the viral threat. a. Interleukin-1 (IL-1) b. Interferon. c. Toll Like Receptors (TLR) d. Acute Phase Proteins

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Which one of the following statements about interferon is FALSE? a. Interferon is produced in response to a viral infection. b. Interferon is a naturally produced protein. c. Interferon puts uninfected cells in an antiviral stated. Interferon is a protein that binds to RNA virus genomes..

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The ______ causes a viral hemorrhagic fever that has been responsible for many outbreaks in Africa. a. norovirus b. Lassa fever virus c. Ebolavirus d. Rotavirus

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Which one of the following is not a viral disease of the nervous system? a. West Nile fever b. Hantavirus c. Polio d. Rabies

Description : Which one of the following is not a viral disease of the nervous system? a. West Nile fever b. Hantavirus c. Polio d. Rabies

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Rotavirus and the noroviruses can both be causes of viral ______ when transferred to humans by ______. a. meningitis; mosquitoes b. meningitis; water c. gastroenteritis; mosquitoes d. gastroenteritis; water

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_____ is the most common lower respiratory tract disease among infants and young children a. Respiratory Syncytial Virus (RSV) b. Viral pneumonia c. Influenza d. The common cold

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When a viral nucleic acid becomes part of the host cell chromosome it is called _____. a. lysis b. lysogeny c. maturation d. latent

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Last Answer : c. amantadine and acyclovir

The oncogene theory states that transforming genes a. Normally Occur In The Host Genome. b. Can Exist In Viruses. c. Are Not Of Viral Origin. d. All Of The Above (A—C) Are Correct.

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Which of the following viral infections is associated with the development of hydrophobia? A.Rabies B.Influenza C.Polio D.Hepatitis

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A viral load test detects the A- provirus of HIV in infected cells B- .total amount of virus in the infected host C- number of viruses being released by each infected cell D- .amount of bacteriophage being produced by E. coli cells

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