Biology question and answers for February 11, 2024
- Q The Kirby-Bauer test is used to determinewhich carbohydrates a bacteria can firmentif the bacteria can produce gelatinaseif the organism can produce catalasewhich antibiotics a bacteria is susceptible tothe type of...
- Q 1. Which drug was most effective against each organism?a. SA:b. EC:c. PA:d. SC:e. BS:
- Q 3. In which stage of the bacterial growth curve is an organism most sensitive to an antibiotic? Why?
- Q Which media is used to determine if members of the Enterobacteriacae is moleSulfur Indole Modlity (SIM)MacConkey AgarKligler's Iron Agar (KIA)Urea Broth
- Q In what form of study are phylogenetic independent contrasts calculated?observationalexperimentalcomparativeall the aboveOnone of the above
- Q Watch this video and photos of antiseptic Kirby-Bauer plates. You may want to consult pages 277-278 in the lab manual.Answer the following questions and upload the same assignment folder.1. Which...
- Q Which answer best completes the following statement? Select the best answer.Jacob is suffering from anorexia nervosa. He is likely to .be a Hispanic male from a Western societypurge the food...
- Q Which of the following drugs are components of the topical antibiotic treatment neosporin? (Mark all that apply).BacitracinPolymyxinVancomycinNeomycin
- Q Smoking damages the cilia present on many respiratory epithelial cells. Why is this a problem forsmokers? Explain your reasoning.
- Q The Soleus tetanus peaks are fused, which means that they do not completely relaxbefore peaking again. Why might the soleus show fused tetanus peaks and higher forcesat a lower stimulation...
- Q Virus and prions differentiate from other pathogens that cause diseases in humans such as bacteria, fungi, and protists in that virus and prions...replicate faster inside the host cellscause more serious...
- Q A. Did the bees fly to the plant that you chose?B. What happens to the nectar and pollen, as shown by the bars at the top of the Gizmo?C. Go...
- Q The bulb of the open-end manometer shown above contains a gas. True statements about this system include which of the following?I. Only atmospheric pressure is exerted on the exposed mercury...
- Q What does it mean to say that extension by DNA polymerase III proceeds 5'-3'?The 5' end of a DNA polymerase molecule attaches to the 3' end of primase.DNA polymerase adds...
- Q In general, utilitarianism tells us to:A. Maximize the good for the greatest numberB. Minimize suffering to the greatest extent possibleC. Recognize that all sentient beings are worthy of moral considerationD....
- Q Interpret: A boat is looking for a safe passage from the beach at the top (north) end of the map to the open ocean at the bottom (south) end of...
- Q Viruses can be identified using...All the options are correctElectron microscopySerological tests based on the use of antibodiesPlaque formationCytopathic effects on host cells
- Q When bacteriophages lyse bacteria cells, they generate clear circular areas in a confluent "lawn" of bacteria. These clear circular areas are called.....holesplaguesphagescell lysisviral plaques
- Q Temperate bacteriophages can have either a lytic or a lysogenic cycleTrueFalse
- Q In which of the following steps of the viral infection process are bacteriophages and animal viruses similar?UncoatingPenetrationAttachment to host's cell plasma membraneBiosynthesis (production of viral nucleic acids and proteins)Release by...
- Q When the viral DNA is incorporated into the DNA of an animal cell, the virus becomes a ...temperate cellprophagelysogenic cellproviruslytic virus
- Q Proto-oncogenes are...A. genes that cause cancerB. Viral genes in oncovirusesC. Normal genes that regulate cell growth and differentiationD. Normal genes that stop or slow down the cell cycleE. Genes that...
- Q Why are viruses considered nonliving?Because they don't have protein shellBecause they don't have nucleic acidBecause they can not reproduce by themselvesBecause they have spikes that can anchor the host
- Q Oncogenic DNA virus...A. Always cause cancerB. Have only RNAC. Are used to treat cancerD. might cause cancerE. contain lysozyme
- Q What is "antigenic drift"?A. A new subtype of virus generated by mixing two or more different virusesB. The frequent generation of mutated virus that produce new strains of viruseC. Antigenic...
- Q What are aflatoxins?A mycotoxin produced by Candida albicansA drug used to treat migraine headachesA fungal toxin that can cause hallucinationsA type of mycetismusA toxin produced by Aspergillus flavus that contaminates...
- Q 1. Which one of the following statements about fungi is incorrect?A. The fungal cell wall is composed of mannans, glucans, or chitinB. They are unicellular or multicellularC. They are sensitive...
- Q What element of gothic literature is evident in the following lines from "The Raven"? Line 49-54: Much I marvelled this ungainly fowl to hear discourse so plainly... For we cannot...
- Q describe lysogenic conversion and its significance [10]
- Q In the following passage from "April Showers," what type of literary device is used? Paragraph 10: Theodora recalled the early struggles of famous authors, the notorious antagonism of publishers and...
- Q Bacterial cell cycle consists of...3 stages: Growth phase, DNA replication, and Death2 stages: Growth phase and Binary fission3 stages: Growth phase, DNA replication, andbinary fission1 stage: Binary fissionNone of the...
- Q Bacteria that produce the enzyme catalase...A. convert hydrogen peroxide into water and oxygenB. are able to grow in the presence of oxygenC. convert anion superoxide into hydrogen peroxide and oxygenA...
- Q Which of the following is true of the U.S. Marine Hospital Number 43?It was the largest marine hospital in the nation.It was staffed by uniformed military surgeons.Doctors would look examine...
- Q What was the impact of public transportation in city life?It allowed cities to connect to other cities.People were able to choose different types of jobs.Cities annexed suburban developments.New industries arouse.
- Q Under Article 4 of the Constitution, who decides the rules and regulations for marriage laws in a state?A. Federal Education DepartmentB. President of the United StatesC. House of RepresentativesD. State...
- Q In the West, both railroads and farmers depended on workers, because they worked for lower wages.IrishCatholicChineseMexican
- Q Spectator sporting events were first transmitted byradionewspapertelegraphtelevision
- Q What definitively moved the United States to join the Great War?The ammunitions they sold to the Allies.The fight for the Ottoman Empire.Archduke Franz Ferdinand assassination.The Lusitania ship sank by German...
- Q If an ancestral protist was classified as an opisthokont, then what should be true of this protist?They should be parasiticThey should be the common ancestor of the basidiomycetes and animals.They...
- Q Which group of non-vertebrate chordates shows all four chordate characteristics inthe larval stage but not the adult stage?sea squirts (tunicates)arthropodslanceletsechinoderms
- Q In taxonomy, the correct sequence from the broadest to the narrowest is:phylum, kingdom, order, class, species, family, and genus.family, phylum, class, kingdom, order, species, and genus.kingdom, phylum, order, class, family,...
- Q Which of the following causes Earth's four seasons?global air circulationglobal wind patternsocean currentsthe tilt of Earth's axischanges in Earth's distance from the moon
- Q Organisms categorized as osmoconformers are most likelyterrestrial. found in freshwater lakes.found in freshwater streams.marine.amphibious.
- Q What kind of solid is Lard (Pig's solid fat)?MetallicMolecularlonicAmorphousCovalent Network
- Q Many white Americans do not belong to the mainstream culture, but instead belong to ethnic subcultures that hold strong values of their own (e.g. Irish, Jewish, Iranian, German, Italian, Appalachian,...
- Q How is this bacterium classified?obligate anaerobeAerotolerant anaerobefacultative anaerobeobligate aerobemicroaerophile
- Q Which of the following statements provides the most significant support for the idea that viruses are nonliving chemicals?a. They are filterable.b. They cannot reproduce themselves outside a host.c. They cause...
- Q Select the best description for the bacteria in the figure below:Gram positive; morphology: cocci; arrangement: staphyloGram negative; morphology: bacilli; arrangement: staphylogram positive; morphology: cocci; arrangement: StreptoGram negative; morphology: cocci; arrangement:...
- Q Capsomeres are protein coats made up of subunits called capsids.TrueFalse
- Q Classification of organisms according to they growth temperatureOptimum growth temperature is 12COptimum growth temperature is 950Optimum growth temperature is 60COptimum growth temperature is 220Optimum growth temperature is 37C
- Q How is this bacterium classified according to its requirement of oxygen?Obligate anaerobeFacultative anaerobeAerotolerant anaerobeOligate aerobeMicroaerophile
- Q Aerobic bacteria ... obtain energy by fermentation grow at the bottom of a thioglycolate tube degrade glucose by anaerobic respiration produce enzymes that break down the toxic forms of oxygen.
- Q Dengue fever is caused by a virus transmitted by mosquitoes from the genus Aedes. Warmer temperatures and increased precipitation are results of climate change, and both influence increased populations of...
- Q Which of the following lines isan example of alliteration(repeated beginning sounds)?A. But he grew old-B. This knight so bold-C. No spot of groundD. Fell as he found
- Q Which sentence below is a good example of "Expository Writing"? A. The Amazon Rainforest has been called "The Lungs of the World" because of the oxygen it produces. B. Her...
- Q Health care associated infections causea. Several hundred deaths per yearb. Over 300,000 deaths per yearc. 5 million deaths per yeard. None of the above
- Q Examples of PPE include:a. Gloves, gowns, masksb. Gloves, masks, hair netc. Gloves onlyd. Masks only
- Q Pitting a dog with no hind leg 3 to fight against Smiley's dog (Paragraph 8 of Twain's "The Celebrated Jumping Frog of Calaveras County"), was A. an example of how...
- Q Willa Cather creates a vivid picture of the Nebraska prairie region in "A Wagner Matinee" by using the technique ofA. using a lot of conversation containing Midwestern dialect. B. exaggeration...
- Q What is "16S rDNA," and how is it used to identify species of bacteria?
- Q "When it infects deeper wound sites in the dead, anaerobic tissue, Clostridium perfringens produces large amounts of gas and causesdestruction of the nerve fissuesmuscle necrosistissue shrink and degeneration"produces a green,...
- Q Lactic acid is a chemical found in body fluids that hydrolyzes some bacterial cell wallsTrueFalse
- Q Class I Major Histocompatibility Complex (MHC-1) proteins function inRecognition of selfAntigen presentationB-cell maturationT-cell maturationAntibody proliferation
- Q Which of the following pertains to interferons?It increases vasodilationit is produced by certain red blood cellsit Inhibits bacteria and fungi"it Inhibit viruses, tumors and cancer cells"all of these
- Q The increase in carbon dioxide is thought to have led to the development of more complex lifeforms on Earth.TrueFalse
- Q Hepatitis B vaccinea. is given as a series of 3 injectionsb. Protects against Hepatitis C infectionc. Protects against all types of Hepatitis
- Q Ebola is known for its high death rate and gruesome symptoms. The first vaccine for Ebola was developed in 2019.TrueFalse
- Q What type of virus has been engineered for use in gene therapy?AdenovirusRabiesCoronavirusPapillomavirus
- Q Most common outbreaks in long term care facilities include:a. Respiratory infectionsb. Urinary tract infectionsc. Skin infectionsd. All of the above
- Q Which of the following is a dark meat of poultry?LegsBreastWingsGiblets
- Q Which of the following is not a part of the poultry inspection?Poultry feed during raising birdsLive animals before slaughterCarcasses after slaughterPoultry processing facilities
- Q Bio-active chemicals in plants that provide health benefits with therapeutic activities are called phytochemicalssuper chemicalsvitamins functional compounds
- Q An 8-year-old boy has had diarrhea, chills, fever, abdominal cramps, and vomiting for 2 days. His older brother and parents have also shown similar signs and symptoms. The signs and...
- Q Which kind of blood cell provides DNA for analysis?A. Red blood cellB. PlateletC. AntibodyD. White blood cell
- Q Which is not terminology used for resident biota?Pathogenic biotaNormal biotaIndigenous biotaNormal microbiotaCommensals
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