Quickcheck

Question ID Question Stem Text
3301 You observe a lake filled with lots of algae and murky water, indicating high biological activity oc…
3304 An important difference between B-lymphocytes and T-lymphocytes is…
3305 Which of the following are part of the innate immune system's way of fighting extracellular path…
3308 Phagocytes kill microorganisms using oxygen-dependent and oxygen-independent methods. Select all met…
3309 What in our skin helps create the barrier to microorganisms?…
3310 All of the following traits of skin help to create an ideal environment to act as a barrier aga…
3311 Which of the following are virulence factors?…
3312 Which of the following water sanitation measures could've prevented, or at least minimized the i…
3313 Human papillomavirus is a sexually transmitted disease that…
3315 Which of the following are characteristics of Lyme disease?…
3317 Match the scientist(s) to the discovery they made…
3318 A scientist claims to have discovered a coccus-shaped bacterum that is 0.02 µm in diameter. In…
3319 Food is impacted by microorganisms in that…
3320 In terms of size and complexity, which statement best summarizes the differences between a bacterial…
3321 A cell from any living organism will contain (check all that apply)…
3322 If you look at the following list, what one thing must every microbial cell have.…
3323 Pili, flagella, and fimbriae are all anchored in the…
3324 Capsules in bacteria are most often made of…
3325 You are examining the properties of a mannose transport protein. It has a binding protein that captu…
3326 Taq Polymerase is an extremely themostable _____., that was isolated from _____,  The bacterium…
3327 The ribosome is…
3330 A unique property of peptidoglycan is:…
3331 A bacterial cell inhabiting an aquatic environment is able to float to the air-water interface and t…
3332 Rifampicin is a drug that inhibits bacterial RNA polymerase. Since it is also a prokaryote, rifampic…
3333 What is the protein structure surrounding the virus called:</p> <p><img alt="A diagrapm of a viru…
3334 If the CII protein of the &lamda; bacteriophage had a frameshift mutation, the &lambda; virus would …
3335 Below is a list of famous microbiologists. Match them to their correct description.…
3337 If the MreB protein became inactive, the cell would probably...…
3338 What mechanism does penicillin use to stop bacterial growth?…
3339 The RNA polymerase of Archaea is similar to that of Eukarya in that…
3340 In DNA replication the role of Primase is to…
3341 Here is a set of alignments for 16S rRNA.</p> <p>&nbsp;</p> <table class="table table-striped"…
3342 Which of the following is <strong>NOT</strong> true of the Archaeal outer layers?…
3343 Which of the following is true regarding Bacteria and Archaea?…
3344 Why are lysozymes successful in inhibiting bacteria all the time, but penicillin isn&#39;t?&nbsp;…
3347 Select the statement(s) that is/are true about this phylogenetic tree...</p> <p>&nbsp;</p> <p>…
3349 Which of the following is TRUE regarding DNA and RNA functions?…
3350 A newly discovered bacteria,&nbsp;&nbsp;<em>Iwanabedonewith thistest,</em> was discovered buried ben…
3352 Choose the following TRUE statement that is CORRECTLY matched to the organism…
3353 Which of the following is NOT a cytoplasmic structure in Bacteria?…
3355 What is unique to the lytic cycle?…
3356 Which of the following is <strong>false</strong> about RNA polymerase:…
3357 By the marvels of modern technology and a lot of digging, you have discovered what could possibly be…
3358 In bacteria FTsZ would be useful for which of the following?…
3359 If penicillin is active in a bacteria cell, what is the outcome?&nbsp;…
3361 Name&nbsp;one&nbsp;<b>difference</b> between a bacterial cell and a eukaryotic cell…
3362 A main difference between transcription and translation in eukaryotes and bacteria is that…
3363 What is a major difference between Archaea and Bacteria?…
3365 Name one <strong>difference</strong> between a bacterial cell and a eukaryotic cell…
3367 A pathogenic microorganism is tested for Gram&#39;s stain and you find that the microorganism stains…
3368 <a>Termination of Protein Synthesis takes place at all of these&nbsp;codons except.&nbsp;</a></p> …
3370 All of the following are true about lysozyme or penicillin except:…
3371 A major difference between the Rho-independent and Rho-dependent termination processes in prokaryoti…
3372 The bacterial nucleoid is commonly found in the center of rod-shaped bacterium. What is the main pur…
3373 The slow changing portion of the 16S rRNA allows for&nbsp;…
3374 What best explains why DNA is more stable than RNA?…
3376 What would be a possible reason why RNA viruses are more error-prone?</p> <p>&nbsp;</p> <p><br…
3378 Which of the following does not exist in the bacterial cell envelope?…
3380 The host cell that a lambda phage is residing inside is actively growing. Which of the following det…
3382 <em>Staphylococcus aureus</em> is growing rapidly in an organism, which drug would be the best to st…
3383 Does a Gram-negative or Gram-positive cell have a thicker layer of peptidoglycan? Select the correct…
3384 Why would some bacteria swim north in the northern hemisphere of the earth and south in the southern…
3386 Which of the following are reasons&nbsp;why DNA sequences found in a specific plasmid&nbsp;would&nbs…
3387 In what way did Walter and Angelina Hesse contribute to the early development of microbiology?…
3389 What is the main/primary difference between a nucleus and a nucleoid?</p> <p>&nbsp;</p> <p>&nb…
3391 All of the following are located in a Nucleoid except...…
3392 Which of the following statements about agar is TRUE?&nbsp;…
3393 Match the classification of viral genomes to how it is converted to mRNA.&nbsp;…
3394 How do the T4 phage and lambda phage differ from each other?&nbsp;…
3395 A new microbe was recently discovered&nbsp;containing a cell membrane with lipid side-chains compose…
3396 How is Archaea translation similar to Eukarya translation?&nbsp;…
3397 Which of the following factors would tend to increase membrane fluidity?…
3398 Why was Edward Jenner ahead of his time?…
3405 Why are lysozymes and pencillin more effective at destroying&nbsp;Gram-positive bacteria cell walls …
3407 Eukaryotes and Archaea differ from bacteria&nbsp;in that they.…
3409 After the process of Gram staining, if the cell retains the purple color from the crystal violet dye…
3410 What is unique about the structure of archaea and how does this affect its function in the environme…
3411 In the structure of lipopolysaccharide, which of the following parts make up lipid A (toxic componen…
3412 Which of the following best describes how penicillin inhibits the synthesis of peptidoglycan in bact…
3413 By forming a mesh in bacterial cell walls, peptidoglycan successfully…
3414 Three new birds were found on an island. They seem to come from a common ancestor, but as scientists…
3415 What is the mechanism the prion employs to cause disease?…
3416 What did Angelina and Walter Hesse contribute to modern-day microbiology?…
3417 Which of the following properties do Archaea and Eukarya <strong>not</strong> have in common?…
3423 Which of the following is a similarity between rho-dependent and rho-independent termination?…
3425 Knowing that Eukarya, Archaea, and Bacteria share a common ancestor who gave rise to many shared cha…
3426 Which of the following statements about taxis is INCORRECT?…
3428 You are conducting an experiment studying an exceptionally&nbsp;rare disease&nbsp;that involves the …
3431 Why is peptidoglycan important to bacterial cells?…
3432 What is the main difference between bacterial cell walls and eukaryotic cell walls regarding peptido…
3433 Robert Hooke&#39;s work in <em>Micographia</em> was important to future scientific discoveries becau…
3434 How did Anton van Leewenhoek&#39;s work change the way we study organisms?…
3436 Which steps are part of the lysogenic cycle, but not part of the lytic cycle?…
3437 A difference in the promoters of archaea and the promoters of bacteria is…
3438 A major difference between bacteria&nbsp;cytoplasmic membrane&nbsp;and archaea&nbsp;cytoplasmic memb…
3439 All of the following are functions of inclusions <strong>EXCEPT</strong>:…
3440 Lipopolysaccharide (LPS) is located...<br /> &nbsp;…
3441 Which one of the following statements is FALSE about the characteristics and functions of all microb…
3442 How do&nbsp;Type I pili and Type IV pili differ?…
3443 Which was <strong>NOT</strong> one of the problems faced with using gelatin to grow cultures?…
3444 Bacteria and Eukarya are similar in that they:&nbsp;…
3451 Carl Woese was the first...…
3452 Which type of membrane is most resistant to&nbsp;acid and heat because of ether-linked lipids...…
3453 Which of the following is NOT a true example of structure dictating function?…
3454 If penicillin inhibits peptidoglycan synthesis in cells, which type of cell(s) would generally be af…
3457 All of the following properties are true of the agar that Walter and Angelina Hesse discovered excep…
3458 An unknown organism is discovered to contain genes that code for peptidoglycan. Which domain/phyla i…
3460 What feature of the 16S rRNA does NOT make it useful from a evolutionary standpoint?…
3462 What is the difference between a nucleoid in a bacteria cell, versus a nucleus in a eukaryotic cell?…
3463 The following are all reasons to support the importance of studying&nbsp;microorganisms in a medical…
3465 In a phylogenetic tree of the three domains: Bacteria, Archaea, and Eukarya, which of the following …
3466 Select the statement that correctly compares a bacterial cell vs. a eukaryotic cell.&nbsp;…
3467 How do bacterial cells and archaeal&nbsp;cells compare?…
3468 All of the following are true about evolutionary relatedness of organisms EXCEPT...…
3470 Which of the following is NOT true about the structure of Peptidoglycan?&nbsp;…
3472 Transcription in bacteria consists of all of the following&nbsp;except…
3473 Which of the following statements&nbsp;correctly differentiates&nbsp;between the promotors of bacter…
3474 In a laboratory setting, you isolate a protein complex from a reproductive&nbsp;process within a pro…
3477 Choose the correct statement regarding metabolism…
3479 A bacterium was found to undergo aerobic cellular respiration. In order to generate a proton gradien…
3481 A groundbreaking new bacteria species was found in Lake Mendota. As a researcher at the University o…
3482 A lactic acid bacterium (<em>Streptococcus gordonii</em>) in your mouth grows on sugars and produces…
3483 A major difference between homofermentation and heterodermentation in glucose fermentation is...?</p…
3484 What is the key difference between a defined medium and a complex medium?…
3485 You are starting a new fruit juice company with your cousin and want to check that there are no cont…
3486 Which of the following accurately describes the role/structure&nbsp;of the reaction center in photos…
3488 You discover a new photosynthetic bacterium and begin to characterize its electron transport chain. …
3489 You are a research scientist and you have just discovered a new species of bacterium. This organism …
3490 The below pathway is a metabolic reaction for the degradation of lactate to propionate and acetate c…
3493 Which of the following is true about the MinCDE and FtsZ system?…
3495 The Light Harvesting Center of a cyanobacteria is thought to have evolved and taken parts of both th…
3496 What is one key similarity&nbsp;between growth factors and trace elements?…
3499 A novel microorganism is found to express the enzyme superoxide dismutase. The new microbe could pot…
3500 How have microbes, categorized as thermophiles,&nbsp;adapted to living in the extremes of their envi…
3503 What role do purple bacteria play in the research of photosynthesis?…
3504 Which foods use lactic acid bacteria as a part of their fermentation process?…
3506 Calculate the growth rate of this sample bacteria&nbsp;between 11 AM and 3 PM&nbsp;using the data ta…
3507 Based on the data table below, calculate the growth rate of both organism X and organism Y. Which or…
3508 A redox reaction is performed as shown below:</p> <p>O<sub>2</sub>+ Mn<sup>2+</sup>&nbsp;+ 2H<sub…
3509 <em>Lactococcus lactis</em> is an aerotolerant anaerobe. It is grown in the same medium, but Culture…
3512 If a microorganism is in the presence of a predator, which of the following would <strong>not</stron…
3513 What components are reused in respiration of fats and sugars?…
3514 Which of the following statements is TRUE regarding cyanobacteria&#39;s response to environmental co…
3515 You are pickling some beets and want to eliminate any possible <em>E. coli</em> contamination during…
3516 All respiration systems that have been discovered so far involve which of the following&nbsp;(choose…
3517 Which of the following is correctly paired with its definition?…
3519 A certain microbe requires the growth factor biotin. Which of the following statements can be reason…
3520 Which of the following groups of organisms are involved in chocolate fermentation (choose all that a…
3521 Your company wants to manufacture special colored Kim Chi for the winter holidays. Your boss suggest…
3522 β oxidation results in the production of acetyl-CoA and reduced electrons in the form of FADH and NA…
3523 Match the set of elements or molecules to their nutritional classification…
3524 You are trying to study the growth characteristics of a bacterium that grows only using filamentous …
3525 Which of the following fermentations does NOT result in the production of lactic acid?…
3526 A microorganism that lives in coral reefs, an oxygen abundant environment, but does not use oxygen i…
3527 During the fermentation progression of making Kimchi…
3530 You have successfully grown bacteria in the lab. However,&nbsp;you notice that the cells present wer…
3531 How do myxobacteria respond to nutrient deprivation?…
3532 Oh no! Your nephew spilled your microbial isolate from lab all over himself and the table. How would…
3533 Which type of cyanobacteria environmental&nbsp;response results in the fixation of nitrogen?…
3534 Classify each of the following as either a macronutrient, micronutrient, trace element or growth fac…
3535 A major difference between trace elements and growth factors is that…
3541 What is the major component that differentiates&nbsp;green bacteria from purple and cyanobacteria in…
3542 Your friend heard on Facebook that you could use the biocide glutaraldehyde to kill the coronavirus.…
3543 Carbon, Hydrogen, and Nitrogen are examples of&nbsp;<u>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nb…
3546 Where are acidophiles located?…
3547 Determine the drop in electron potential&nbsp;of the following reaction.</p> <p>2O<sub>2</sub>&nb…
3549 A photoautotrophic lithotroph…
3550 Which of the following components does&nbsp;<strong>not</strong> assist the reaction center in recei…
3551 What is the drop in electron potential of the following reaction?</p> <p>NO<sub>3</sub><sup>-</su…
3553 Certain temperature resistant microbes adapt to extremely low temperatures at the molecular level by…
3555 UH-OH! You&#39;re studying a newly discovered microbe but accidentally dried&nbsp;out the only sampl…
3557 <span style="font-size:12pt; font-variant-ligatures:normal; font-variant-east-asian:normal; font-var…
3562 What physical agent would be best to remove/kill microbes&nbsp;that produce endospores?…
3564 Imagine that you are a singular cyanobacterium. There is not a lot of cyanobacteria in your area and…
3571 What makes Substrate-Level Phosphorylation (SLP) a unique part of fermentation?…
3572 Why are purple bacteria great model for research?&nbsp;</p> <p>&nbsp;</p> <ol> </ol> <p>&n…
3574 Below are two half reactions. Which way will the reaction go and what is its&nbsp;potential energy?<…
3576 Identify the true statement about retinal-based phototrophy vs the photosynthetic apparatus of purpl…
3579 How is retinal-based phototrophy different than the photosynthetic apparatus of purple bacteria?&nbs…
3580 Which of the following is not a function of carotenoids?…
3589 In alcohol fermentation, glucose is broken down into ethanol and CO<sub>2</sub> while energy in the …
3590 Say you are making a batch of chocolate that will be fully fermented after seven days. Which type of…
3591 Which of the following characteristics is correctly paired with the cells&#39; method to approach nu…
3594 Which of the following will increase the rate of the reaction forward?…
3597 What differentiates homofermentation and heterofermentation?…
3598 What do heterocyst do for Cyanobacteria?…
3600 Which of the following is a component of light harvesting complexes that is unique to green bacteria…
3603 If you have removed pathogens from living tissue, you have performed…
3608 The major difference between photoautotrophic lithotrophs and chemoautotrophic lithotrophs is that&n…
3610 Which of the following physical agents would be used to extend the shelf life of farm-picked strawbe…
3614 What protein is used in retinal based phototrophy?…
3615 Which&nbsp;electron, carbon, and energy source do chemoheterotrophic organotrophs use?…
3616 What is the role of trace elements in the cell?…
3619 In which of the following conditions would you expect the formation of heterocysts?…
3624 Match the phase to the statement that best matches&nbsp;what might be happening at each point on the…
3629 What&#39;s an isolation technique to select for the desired metabolic capacity of a cell?…
3630 Imagine a mutant where the tryptophan codons in the leader peptide of the <em>trp</em> operon are re…
3631 AgrC of the <em>agr</em> operon of <em>Staphylococcus aureus</em> has a mutation that makes it alway…
3634 Proteins involved in the heat shock response fall into a number of categories. (Select all that are …
3635 In quorum sensing in <em>Staphylococcus</em><em> aureus</em>, once RNA III is made it affects the ex…
3636 Plasmids may maintain themselves by... (select all that are true)…
3637 Microbes in acid mines can obtain their carbon by... (select all that apply)…
3638 Prior research has demonstrated that various eukaryotes, such as fungi and protists, reside inside a…
3639 You isolated a novel thermophilic bacterium, <em>Bacillus badgerus,</em> using a selective minimal m…
3640 Based on what you know about the community physiology of microorganisms, which of the following stat…
3645 A major difference between cellulose degradation systems in aerobic and anaerobic bacteria is: </p> …
3646 You have the complete genome sequence of <em>Bacillus badgerus</em>. Your next goal is to find open …
3647 You have found four candidate β-glucanases in <em>Bacillus badgerus</em>. What is the most efficient…
3648 Horizontal gene transfer by conjugation can occur between different species.…
3649 Candidate mutants of <em>Bacillus badgerus</em> is grown up as isolated colonies on rich medium. It …
3650 Of the three methods of DNA sequencing that were discussed, which one does not require the synthesis…
3651 Because of advances in culturing methods, it is now possible to bring most microorganisms present in…
3652 Is culturing microbes an effective way of learning what is in the environment?&nbsp;&nbsp;…
3654 The protozoa living in acid mines are…
3655 Why is the cell&#39;s lactose operon NOT induced in the presence of both glucose and lactose?&nbsp;…
3659 Choose the CORRECT regulation mechanisms involved in the heat shock response.…
3662 Which one of the following is used to classify a lake that is <strong>low </strong>in nutrient level…
3663 Which of the following options is a not characteristic/machinery of a soil environment?…
3665 Which season(s) does lake mixing occur and why - what is the consequences of this in regards to oxyg…
3666 An example of a chemoorganoheterotroph found in the deep ocean vent community is...…
3667 Which of the following is a correct sensor kinase/response regulator pair (and in that order)?  …
3668 The thiamine mRNA transcript can have its expression altered by the binding of thiamine (a metabolit…
3672 A major difference between selection and screens&nbsp;is…
3676 Which one of the following phylotypes&nbsp;was <u><strong>NOT</strong></u> found in the <em>ocean</e…
3677 Your microbiology lab professor ask you to come up with ideas to mutagenize the cells for the experi…
3678 You are researching microbial communities in acid mine runoff. The specific type&nbsp;of microbes th…
3679 Which of the following statements is TRUE about denitrification?…
3681 When adenine binds to RNA to form the <em>ydhL</em> riboswitch this results in…
3683 The microorganisms in which group are the first colonizers in an acid mine and what integral early f…
3690 A major difference between transformation and conjugation is that&nbsp;…
3692 Tube worms have a symbiosis with which kind of microorganism?…
3693 <i>Leptospirillum</i> sp. are found in the acid mine. Select all of the following that are true.…
3694 You have been tasked with classifying a&nbsp;recently discovered lake. The water present&nbsp;is ver…
3695 The dominant bacterium in lake environments are from the ac1 lineage and the dominant bacterium from…
3700 Which of the following characteristics of microbes in&nbsp;mines contribute to the toxicity of acid …
3703 Ammonia-oxidizing bacteria, nitrite-oxidizing bacteria, and aerobic methane oxidation all share one …
3705 Which of these options is a correct difference between&nbsp;aerobic methane oxidation to anaerobic m…
3706 If there was a mutation in the <em>luxI</em> gene such that it was no longer functional, what would …
3707 A sample of soil microbes is being grown under anaerobic conditions and you have determined that the…
3708 The deep sea has been found to be home to multiple different microorganisms. <em>Geoglobus ahangari<…
3709 You have put a lot of work into purifying a cell culture of <em>Streptococcus pneumoniae</em>. To en…
3710 How do cells ensure that each daughter cell will get a plasmid?…
3711 Plasmids use a toxin-Antitoxin system, which is a linked gene that encodes for two proteins. If the …
3712 Which one of the&nbsp;physiology of acl-B1 is correct?…
3713 If a&nbsp;strain of <i>E. coli</i>&nbsp;had a mutated <em>lac</em> operon such that the&nbsp;LacI ge…
3718 What happens to the&nbsp;<em>lac</em>&nbsp;operon when lactose is <strong>NOT</strong> present and g…
3719 What kind of regulation is NOT used to regulate expression of the <em>lac</em> operon?…
3724 Why is culturing of microbes currently not an effective way of learning what is in an environment?…
3727 Which of the following is a selection?…
3729 Which statement is true regarding horizontal gene transfer via transformation?…
3731 What type of Eukaryotes grow and live in acid mines?…
3732 What is not a major group found to be present in acid mines?…
3738 Identify the correct paring between the lakes type and it&rsquo;s corresponding nutrient level:…
3741 What is true about induction?…
3744 Which of the following is the most abundant primary producer in lakes?…
3745 A species of bacteria is able to freely take up DNA from its environment. Which of the following for…
3746 You have found two unknown microbes that behave identically in growth tests. However, other investig…
3747 Why was it difficult to isolate <em>Pelagibacter unique</em>?&nbsp;…
3755 In the plaque on your teeth, <em>Streptococcus gordonii</em> binds directly to the teeth. <em>Veillo…
3756 A aberrant T cell that cannot be activated is isolated from a patient. Experiments performed on this…
3757 Select the correct statement regarding Koch&#39;s postulate:…
3758 What role do MAMPs play in the immune system?…
3759 A bacteriophage kills all the <em>Staphylococcus epidermidis</em> on your skin. The loss of this bac…
3760 Since the large and small intestines are full of microorganisms (bacteria, fungi, and viruses) immun…
3761 The relationship between obesity and the microbiome is of great interest. One recent hypothesis is t…
3762 <em>Danio rero</em> fish ( Zebrafish) have developmental abnormalities when raised in a germ-free st…
3763 What is a major difference between macrophages and neutrophils?…
3764 An activated cytotoxic T-cell (CD8+) recognizes a viral antigen in an MHC I molecule. The T-cell wil…
3765 Which of the following is FALSE regarding&nbsp;cytokines?…
3766 What factors of gut microbiota promote weight loss?…

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