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In the early years of microbiology, microorganisms were referred to as animalcules. Which of the following is NOT a form of locomotion used by protozoa? budding ________ contain a nucleus composed of genetic material surrounded by a membrane. Eukaryotes The specific microbe that causes disease...
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Add to cartIn the early years of microbiology, microorganisms were referred to as animalcules. Which of the following is NOT a form of locomotion used by protozoa? budding ________ contain a nucleus composed of genetic material surrounded by a membrane. Eukaryotes The specific microbe that causes disease...
there are many types of staining tech used in microbiology. which of the following is not a commonly used staining wright's stain which of the following stains do not require heat fixation? capsule stain The ___ stain provides critical information about peptidoglycan structure of the cell wal...
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Add to cartthere are many types of staining tech used in microbiology. which of the following is not a commonly used staining wright's stain which of the following stains do not require heat fixation? capsule stain The ___ stain provides critical information about peptidoglycan structure of the cell wal...
Microbiology the study of small life Examples of microbes... Bacteria, Archaea, Fungi, Protozoa ,Multicellular Animal Parasite, Algae, Viruses Microbes are mostly... unicellular Bacteria outnumber human cells 10: 1 1g of soil = 1 million SPECIES bacteria 1ml of seawater = 50 million virus...
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Add to cartMicrobiology the study of small life Examples of microbes... Bacteria, Archaea, Fungi, Protozoa ,Multicellular Animal Parasite, Algae, Viruses Microbes are mostly... unicellular Bacteria outnumber human cells 10: 1 1g of soil = 1 million SPECIES bacteria 1ml of seawater = 50 million virus...
1) Which of the following compounds is not an enzyme? A) Dehydrogenase B) Cellulase C) Coenzyme A D) β-galactosidase E) None of the above C) Coenzyme A 3) Which organism is not correctly matched to its energy source? A) Photoheterotroph light B) Photoautotroph CO2 C) Chemoautotroph Fe2+ ...
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Add to cart1) Which of the following compounds is not an enzyme? A) Dehydrogenase B) Cellulase C) Coenzyme A D) β-galactosidase E) None of the above C) Coenzyme A 3) Which organism is not correctly matched to its energy source? A) Photoheterotroph light B) Photoautotroph CO2 C) Chemoautotroph Fe2+ ...
Select the methods below that illustrate the use of moist heat to control microbes. a. steam autoclave b. incineration c. pasteurization d. desiccation e. tantalization f. boiling water a, c, e, f the relative resistance of various microbes to microbial control agents. --most resistant to le...
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Add to cartSelect the methods below that illustrate the use of moist heat to control microbes. a. steam autoclave b. incineration c. pasteurization d. desiccation e. tantalization f. boiling water a, c, e, f the relative resistance of various microbes to microbial control agents. --most resistant to le...
A. chemoautotroph Which of the following is an organism that obtains its energy from the transfer of electrons originating from chemical compounds and its carbon from an inorganic source? A. chemoautotroph B. chemoheterotroph C. photoheterotroph D. photoautotroph D.NADPH Which of the followin...
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Add to cartA. chemoautotroph Which of the following is an organism that obtains its energy from the transfer of electrons originating from chemical compounds and its carbon from an inorganic source? A. chemoautotroph B. chemoheterotroph C. photoheterotroph D. photoautotroph D.NADPH Which of the followin...
1. Infection occurs when: A) contaminants are present on the skin B) a person swallows microbes in/on food C) a person inhales microbes in the air D) pathogens enter and multiply in body tissues E) all of the choices are correct pathogens enter and multiply in body tissues 2. All infectious d...
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Add to cart1. Infection occurs when: A) contaminants are present on the skin B) a person swallows microbes in/on food C) a person inhales microbes in the air D) pathogens enter and multiply in body tissues E) all of the choices are correct pathogens enter and multiply in body tissues 2. All infectious d...
Peptidoglycan is a polymer of millions of N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM) sugars based on glucose molecules linked together in long chains cross-braced with four amino acids that link individual polymer chains together in a chain-link fence pattern. Layers of cross-braced NA...
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Add to cartPeptidoglycan is a polymer of millions of N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM) sugars based on glucose molecules linked together in long chains cross-braced with four amino acids that link individual polymer chains together in a chain-link fence pattern. Layers of cross-braced NA...
B 1) The following steps are used to make DNA fingerprints. What is the third step? A) Collect DNA. B) Digest with a restriction enzyme. C) Perform electrophoresis. D) Lyse cells. E) Add stain. B 2) How many pieces will EcoRI produce from the plasmid shown in Figure 9.1? A) 1 B) 2 C) 3 D...
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Add to cartB 1) The following steps are used to make DNA fingerprints. What is the third step? A) Collect DNA. B) Digest with a restriction enzyme. C) Perform electrophoresis. D) Lyse cells. E) Add stain. B 2) How many pieces will EcoRI produce from the plasmid shown in Figure 9.1? A) 1 B) 2 C) 3 D...
One of the earliest researchers to explore the use of chemicals to kill microbial pathogens was Koch. Hooke. Fleming. Ehrlich. Ehrlich The arsenic compound that proved highly effective in treating syphilis was called penicillin. sulfa. erythromycin. Salvarsan Salvarsan The first exam...
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Add to cartOne of the earliest researchers to explore the use of chemicals to kill microbial pathogens was Koch. Hooke. Fleming. Ehrlich. Ehrlich The arsenic compound that proved highly effective in treating syphilis was called penicillin. sulfa. erythromycin. Salvarsan Salvarsan The first exam...
Denaturation The disruption of proteins from their native state is known as __. -CHO Aldehydes are organic substances that contain a __ functional group on a terminal carbon. 1. Ethylene Oxide 2. Chlorine Dioxide Which of the following compounds are commonly used as gaseous sterilants or disin...
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Add to cartDenaturation The disruption of proteins from their native state is known as __. -CHO Aldehydes are organic substances that contain a __ functional group on a terminal carbon. 1. Ethylene Oxide 2. Chlorine Dioxide Which of the following compounds are commonly used as gaseous sterilants or disin...
What is an antibiotic? A. An organism that inhibits the growth of other organisms B. A chemical that inhibits microbial growth C. A synthetic chemical that kills bacteria D. All available answers are characteristics of an antibiotic. B What does the Kirby-Bauer test assess? A. The ability of ...
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Add to cartWhat is an antibiotic? A. An organism that inhibits the growth of other organisms B. A chemical that inhibits microbial growth C. A synthetic chemical that kills bacteria D. All available answers are characteristics of an antibiotic. B What does the Kirby-Bauer test assess? A. The ability of ...
Microbiology involves the study of microscopic organisms, including protozoa, fungi, helminths, archae, viruses, bacteria. fleas protozoa, fungi, helminths, archae, viruses, bacteria A (n) ____cell will not contain organelles, such as mitochondria or a nucleus eukaryotic, huma, prokaryotic, pl...
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Add to cartMicrobiology involves the study of microscopic organisms, including protozoa, fungi, helminths, archae, viruses, bacteria. fleas protozoa, fungi, helminths, archae, viruses, bacteria A (n) ____cell will not contain organelles, such as mitochondria or a nucleus eukaryotic, huma, prokaryotic, pl...
1. Microscopic examination of peripheral blood may be diagnostic for infection with each of the following parasites EXCEPT: A. Plasmodium vivax B. Trypanosoma cruzi C. Trichinella spiralis D. Wuchereria bancrofti C 2. In hookworm cases where progressive anemia is present, what additional tes...
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Add to cart1. Microscopic examination of peripheral blood may be diagnostic for infection with each of the following parasites EXCEPT: A. Plasmodium vivax B. Trypanosoma cruzi C. Trichinella spiralis D. Wuchereria bancrofti C 2. In hookworm cases where progressive anemia is present, what additional tes...
Microbes have very narrow optimum temperature ranges. Which of the following classifications of microbes are most likely to cause human disease, based on temperature requirements? hyperthermophiles thermophiles mesophiles psychrophiles Mesophiles - The temperature range of mesophiles overlaps t...
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Add to cartMicrobes have very narrow optimum temperature ranges. Which of the following classifications of microbes are most likely to cause human disease, based on temperature requirements? hyperthermophiles thermophiles mesophiles psychrophiles Mesophiles - The temperature range of mesophiles overlaps t...
Which of the following is true regarding the bacterial plasma membrane only, and not the archaeal plasma membrane? The bacterial plasma membrane only occurs as a bilayer. Choose the true statement(s) about prokaryotic external appendages. To be marked correct, you'll need to select all true sta...
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Add to cartWhich of the following is true regarding the bacterial plasma membrane only, and not the archaeal plasma membrane? The bacterial plasma membrane only occurs as a bilayer. Choose the true statement(s) about prokaryotic external appendages. To be marked correct, you'll need to select all true sta...
What is the common cause of yeast infections? a. Aspergillus b. Candida albicans c. Histoplasma d. Penicillium b. Candida albicans Which fungus causes the most common life-threatening infection in AIDS patients? a. Aspergillus b. Candida c. Rhizopus d. Pneumocystis d. Pneumocystis Al...
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Add to cartWhat is the common cause of yeast infections? a. Aspergillus b. Candida albicans c. Histoplasma d. Penicillium b. Candida albicans Which fungus causes the most common life-threatening infection in AIDS patients? a. Aspergillus b. Candida c. Rhizopus d. Pneumocystis d. Pneumocystis Al...
A big reason as to why HIV thus far cannot be cured is that it? a. Is a retrovirus b. Contains a viral envelope c. Contains integrase d. Contains a protease c. contains integrase An infectious particle with an RNA genome and no capsid is known as a... viroid Which of the following is NOT a r...
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Add to cartA big reason as to why HIV thus far cannot be cured is that it? a. Is a retrovirus b. Contains a viral envelope c. Contains integrase d. Contains a protease c. contains integrase An infectious particle with an RNA genome and no capsid is known as a... viroid Which of the following is NOT a r...
Why is PCR a valuable technique? PCR stimulates transcription of genes (DNA). PCR creates large amounts of DNA from minute source quantities. PCR separates DNA from crude mixtures of other biomolecules. PCR harvests small quantities of DNA. PCR creates large amounts of DNA from minute source ...
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Add to cartWhy is PCR a valuable technique? PCR stimulates transcription of genes (DNA). PCR creates large amounts of DNA from minute source quantities. PCR separates DNA from crude mixtures of other biomolecules. PCR harvests small quantities of DNA. PCR creates large amounts of DNA from minute source ...
What is the difference between selective and differential media? Selective media allows only certain bacteria to grow on the plate and differential media allows you to visualize differences between bacteria based on differences in growth patterns or colonial morphology What was the colonial appear...
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Add to cartWhat is the difference between selective and differential media? Selective media allows only certain bacteria to grow on the plate and differential media allows you to visualize differences between bacteria based on differences in growth patterns or colonial morphology What was the colonial appear...
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