Biology question and answers for July 18, 2023
- Q In terms of response time and antibody production, how is aprimary immune response different from a secondary immuneresponse?What is a difference between a pathogen and an allergen?How is an autoimmune...
- Q Gene duplication, as part of plant nuclear genome evolution, isconsidered an important contributor to total gene number and tooverall genome size. In recent plant nuclear genome evolution, andpost gene duplication,...
- Q Explain the role of island biogeography in evolution
- Q Discuss ocean acidification with respect to coral reefs. Thankyou !
- Q The coding region alone for the important BRCA1 tumor supressorgene in humans contains 5,592 bp (base pairs) of DNA in the codingregion. Mutations in the BRCA1 gene associate with breast...
- Q You are measuring the titer (i.e. plaque-forming units (PFUs) ofthe Rabid Wolverine Virus within the bloodstream of Ohio Statefans, and you measure the following numbers from blood drawn fromone Buckeye...
- Q 1. True or False? Plants take up nitrogen from the atmosphere inthe same way that they take up atmospheric carbon.2. Large animal aggregations such as bird colonies, herds oflarge herbivores,...
- Q Angiosperm reproduction relies on animals, wind, gravity orsecretion to convey pollen grains from the male to the femaleorgan. However, researchers have studied one species of orchid thatis entirely self-reliant for...
- Q Does diffusion occur in only one direction, or can one substancediffuse in one direction, and a second substance diffuse in theopposite direction? What is your evidence? Give specific examples.What determines...
- Q What are the 3 differences between innate immune response andadaptive immune response.What the two lymphocytes that are important for adaptiveimmunity? Where do they originate, and develop?Why is it important to...
- Q Describe the 3 levels of defense mechanisms.Describe the importance of mast cells, complementary proteinsand phagocytes in inflammatory response.Why is the lymphatic system important for the immunesystem?
- Q Transposons and retrotransposons are two prominent classes ofrepetitive DNA in the nuclear genome of plants. Both of theserepetitive DNA species are capable of moving throughout the plantnuclear genome via transposition....
- Q D. Using a molecular biology based approach; foreign pieces ofDNA can be readily integrated into the nuclear genomes of a numberof plant species via the use of the Agrobacterium tumefaciens(Agrobacterium)...
- Q Summarize the steps of cellular respiration (glycolysis, TCAcycle and electron-transport chain) identifying the startingmaterial and end product for each stage, where in the cell it takesplace, energy requirements and energy...
- Q A. The vast majority of the DNA sequence of a plant nucleargenome is composed of repetitive DNA with only a small fraction ofthe genome space representing protein coding gene sequences.Discuss...
- Q 1. WHICH OF YOUR genotypes were you able to better determineafter consideration of phenotypes of your parent and siblings?2. WHY DON’T RECESSIVE traits always eventually disappear frompopulations?3. WHAT FRACTION OF...
- Q 1. The FITT principle is used to create a safe and effectiveexercise program? T/F2. Does the hatha yoga improve Cardio Respiratory Endurance(CRE)? T/F3. Reduced risk of heart disease is a...
- Q TEMPERATURE EFFECTS ON CATALASEResults from the temperature experiment—see pg 246, 251 in labmanual):Table 3: Temperature Effects on Catalase (pg 251 in labmanual):Time (sec)Tubes 2 & 3 00CTubes 4 & 5...
- Q SHORT EXPLANATIONDescribe the freshwater and seawater habitats of microorganism.
- Q Why do we have introns and what is the purpose of them?Why do we waste energy making introns?The question may be broad but it's something our professor askedus. Thank you.
- Q what is transformation and selection?what is the descriptive process of selection andtransformation?
- Q Cellular respiration takes place in this organelle:flagellum            ciliummitochondrionchloroplastMaterials are received, chemically modified and repackaged intovesicles in therough ERGolgi apparatussmooth ERmitochondrionPhotosynthesis takes place in themitochondrionleucoplastchloroplastGolgi apparatusThese organelles contain digestive enzymes used to...
- Q 2a. Which of these substances is not found inthe cell membrane?fatty acidschitincholesterolphospholipids2b. In the past meat was preserved by coating it with salt. Onereason that this worked was that the...
- Q Explain how the process of meiosis generates genetic diversity.(use the terms below to explain)Homologous chromosomesgametehaploidchromatidsCrossing overGenetic diversitySexual reproduction
- Q 1.Describe the basic process of metamorphosis and givethree examples from three different phyla of the varied forms ofmetamorphosis in the animal kingdom.2.Animals typically show either radial or bilateralsymmetry. Explain what...
- Q 1. Given that the end of point of apoptosis is the same,describe one way you would expect all of these forms of cell to bethe same. (Dead cells is NOT...
- Q human brain deases Alzimer dease about 7 powerpoint slide
- Q Dopamine (DA)Norepinephrine (NE)Serotonin (5-HT)Is the NT used in the peripheral nervous system? (yes orno)Is the NT used in the central nervous system? (yes or no)Where are the cell bodies located?Where...
- Q Imagine a human society of hunters and gatherers. Someindividuals are vegans, only consuming plant material, while othersare omnivores, mostly eating hunted animals. Explain the benefitsand also the challenges that each...
- Q If the cells from the mixed smear were observed aftereach step of the acid-fast or cold acid-fast procedure, predict thecolors of the cells at each step.
- Q Describe the approaches and techniques used to generate thefirst draft of the human genome sequence in Feb 2001?2 pages min with diagrams . thanks
- Q Hurry please!!For the following allosteric regulators of CAC:Predict whether the cell has abundant energy or needsenergyState which enzyme (s) are affected and why this enzymestate whether the enzyme is activated...
- Q Create a metabolic pathway that begins with palmitoyl coA in themitochondrial matrix, and ends up pyruvateYou have oxaloacetate, citrate shuttling, ATP, anderythrose-4-phosphate if you need them
- Q explain what microbial growth is?explain how microbes use Carbon, nitrogen, sulfur andphosphorus?
- Q Read Chapter 14 clinical focus and answer the following questions:Part 1: What types of antimicrobials are typically prescribed for UTIs? Based upon the antimicrobial drugs she was given in Vietnam,...
- Q Explain why acid-fast stains are useful and why the Gram stainis not used instead?
- Q compare and contrast gas transportation systems of cnidarians,flatworms, mollusks, annelids and arthropods.
- Q 1) You are exposed to influenza viruses, and alas, you have notyet had your influenza vaccine this year! Unfortunately, theviruses manage to bind successfully to epithelial cells in yournasal passageways,...
- Q How the Lac, Trp, and CAM operons work?What are the role it plays in the operon system
- Q Discuss how nuclear hormone receptors work, and thediversity of their DNA targets, or response elements, andphysiological effects. Be specific.
- Q 1. All mutations are harmful.a) Trueb) False2. Which of the following is TRUE aboutmutations?a) Mutations are more likely to occur if they result in a usefultraitb) Mutations can be inherited.c)...
- Q Match the type of natural selection with the correctexample.a) tall giraffes and short giraffes are prominent but averageheight giraffes are rareb) tall giraffes and short giraffes are rare but average...
- Q If a trait exhibits considerable individual hybrid vigor butlittle maternal hybrid vigor, which is likely to perform better: atwo-breed F1population, or the corresponding two-breedF2population?  Explain.If a trait exhibits considerable maternal hybrid...
- Q 14) Briefly Discuss the interaction of anaerobic versus aerobicATP production during exercise.(Please answer the question using your own words and explanation)do not use the answers that are already available on...
- Q Describe the evolution of value-based purchasing.Explain if there is a difference between value-based purchasing(VBP) and pay-for-performance (P4P).
- Q Identify the key components of the charge master, andexplain the role of the charge master in revenue cyclemanagement.
- Q A. In a Meselson-Stahl type experiment, bacterial cells grown in15N medium for many generations were washed and then allowed togrow in 14N medium. DNA was extracted just after transfer (0generation)...
- Q ECOSYSTEMS AND THEBIOSPHEREDefine the term “ecosystem†in one sentence.Describe in one short paragraph the general flow of energy andthe cycling of nutrients through ecosystems.Identify the differences and similarities between a...
- Q Introduction TOECOLOGYDefine ecology and state in one sentence, its importance forunderstanding the environment.List biotic and abiotic factors that determine the distributionof organisms on Earth.List ten of Earth’s major terrestrial and/or...
- Q 9. Why isn’t Earth’s climate uniform? To answer this, summarizethe major factors that can produce differences in climate fromplace to place.
- Q Define the term “bioconcentration†and explain in two to threesentences how certain chemicals used in pest control may affect allorganisms in an ecosystem.Using one or two sentences for each item,...
- Q Some cancers are consistently associated with the duplication ofa particular part of a chromosome. What type of gene is most likelyto be found in the duplicated region?
- Q CONSERVATIONBIOLOGYDefine the following terms using one sentence for each term:conservation biology, restoration ecology, and biodiversity(including genetic diversity, species diversity, and ecosystemdiversity).List the key benefits of biodiversity, and discuss in one...
- Q For each, whether they illustrate forward, or reverse, geneticapproaches, and explain why you made that choice.A.Your graduate student read a paper in which mutations in aspecific antioxidant gene leads to...
- Q Case Study 1: MeaganMeagan is 35 years old, married with 2 children and works parttime as a waitress. She does 3 gym classes per week includingweights and strength training, and...
- Q How do sponges reproduce?How do sponges feed?What is the basic body plan of the cnidarians?What are the two stages of the Cnidarian life cycle?Which stage of Cnidarian is sexual and...
- Q Define each of the following in a sentence: demography, density,distribution, and size as they relate to population ecology.Draw both a J and S shaped growth curve on a single graph...
- Q Describe why shape is critical to the proper functioning of allproteins.
- Q . Protein X is a single polypeptide with three functionaldomains. The first is a globular domain which has a protein bindingdomain and contains both alpha-helices and beta-sheets. The seconddomain is...
- Q What are some cities, states, and counties that have reachedcarrying capacity ? - what made them reach carrying capacity?
- Q In a paragraph discuss four differences between r-strategists toK-strategists. Give one example of a plant and one animal thatexhibits each strategy and explain in a sentence for each whattraits inform...
- Q List‌ ‌the‌ ‌major‌ ‌biomes‌ ‌of‌ ‌the‌ ‌world‌
- Q Select 5 biomes describing at least 3 characteristics for eachof the 5 biomes. Â
- Q Using one organism as an example, describe the differencebetween a fundamental niche and a realized niche in one or twosentences.Using one or two sentences, compare and contrast resourcepartitioning and the...
- Q Compare and contrast (in 100 words or less) the processes ofNorthern, Western and Southern Blotting.
- Q List in the correct order and define in a sentence the differentlevels of ecological organization (individual, population, species,community, ecosystem, biome, biosphere).Define the terms planktonic, nektonic, pelagic and benthicorganisms.POPULATIONECOLOGYDefine the term...
- Q Please answer all questions.Which of the following types of transporters would be utilizedto move two different types of molecules across the cell membranein the same direction?a.Uniporterb.Symporter/Cotransporterc.Antiporterd.Chemiportere.ProtoporterWhich of the following taxonomic...
- Q A brand new disease has appeared in the jungles of the rainforest region of Brazil. People inflicted with the diseaseinitially develop a fever, gastrointestinal discomfort, and a rashall over their...
- Q Compare and contrast Type II, Type III and Type IV secretionsystems. In particular, describe similarities and differences intheir structure, evolution and mechanism of secretion.(Microbiology)
- Q Chemotaxis is a complex process, requiring external and internalcell signals. Please describe below how the internal components ofchemotaxis work. More specifically, describe (and/or draw out) therole that each of the...
- Q Explain (in 100 words or less) what prions are,what diseases they cause in humans and what makes these diseasesespecially difficult to treat.
- Q How does the complexity of the gastrovascular cavity change asyou move from the Hydrozoa to the Scyphozoa to the Anthozoa? Relatethese changes and the functional reasons for them to the...
- Q Calculate the equilibrium constant for the enzymatic hydrolysisof 0.02 M glucose-6-phosphate to glucose and inorganic phosphategiven that 0.04 % of the original glucose-6-phosphate remainedafter reaching equilibrium and the activity of...
- Q 34. The normal implantation site is where?35. Describe somite development.36. The most distinctive characteristic of a primary chorionicvillus is its what?37. Diagram the correct developmental path of the malegamete
- Q Contrast the effects of glucagon and insulin. Which hormone isreleased during the fasted state? Which hormone will cause glycogento break down into glucose?Is insulin a lipid or a protein. Would...
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