Biology question and answers for September 05, 2023
- Q In your own words state why the diseases that generally resultfrom dysfunctional secretory pathway proteins are neurologicaldisorders? In your answer explain the goal of the secretory pathwayas you understand it...
- Q Question 3Read the following three statements and then answer the questionbelow.In 2019, the UK lost its ‘measles-free’ status.The basic reproduction number for measles (R0) is given asbetween 12 and 18,...
- Q Explain the term semiautonomous and the developmentalrelationships between the various plastid types – “how they areformed, what stimulates their formationâ€.
- Q A typical concentration of ampicillin used for bacterialselection in liquid LB is 100 microliter/mL. we prepared a 100mg/mL ampicillin stock solution for your use. if you will only use.5 mL...
- Q Describe how the Lac operon works. Be sure to include all thekey elements: the components, the process, and the result.
- Q All of the followings are proteins except ______1.sickle-cell hemoglobin2.hormones3.collagen4.enzymes5.cellulose6.steroids
- Q PLEASE, I NEED TO DESCRIBE EVERY STEPS REALLY WELL. STEPS TOHANDLE AND PREPARE THE SAMPLE AND THEN, STEPS OF RNAseq.Sequencing RNA from a single circulating tumour cell:A research laboratory has...
- Q 1. What biochemical feature of a phospholipid molecule allowsphospholipids to spontaneously form closed compartments when placedin an aqueous solution?a) they are amphipathicb) they are chargedc) they are sphericald) they have...
- Q Which of the following statements about invasive species istrue?-All invasive species were dispersed by humansintentionally.-All species' introductions are harmless.-Invasive species are a problem for terrestrial environments,while their impacts are often...
- Q what is the relationship of osmolality and tonicity asthey relate to understanding aqueous environment in livingsystem.
- Q What is the key difference between parapatric and sympraticspeciation? In circumstances where a genus forms two geneticallydistinct populations with one living in a tree and another livingin a bush, which...
- Q how does urine differ from blood
- Q Describe how the protein structure of a voltage-dependent sodiumchannel generates its functional properties in as much detail aspossible. Be sure to include: conductance of sodium ions across aphospholipid bilayer, selectivity...
- Q For each of the following, identify what characteristics of aspecies male and female karyotype would indicate that mechanism ofsex-determination. In each case, list a characteristic that wouldbe specific to only...
- Q 2.Consider the 7 properties common to all living organisms. Is afire alive? _______Â Â Â DESCRIBE the properties oflife and how each are shared or not shared with a forest fire. (7pts)3. Hydrogen...
- Q Comparison of the NMJ vs the synapse .Side by side, draw and label the cells and key factors involvedin cell to cell transmission between neuron to neuron and neuron tomuscle...
- Q What are restriction enzymes, where are the isolated from (and howdoes this relate to the name of othe restriction enzyme?) what dothey do, and how are they used in making...
- Q Aerobic Cellular Respiration (gettingenergy from food) involves four steps: Glycolysis, the IntermediateAcetyl CoA Reaction (Prep Reaction), the Citric Acid (Krebs) Cycle,and the Electron Transport Chain. State:where each of the four...
- Q Describe the pathophysiologic mechanism of syndrome ofinappropriate vasopressin secretion, and explain why plasma levelsof vasopressin can be normal in these patients.
- Q 1. a. Consider the following sequences, which are pieces of alarger, independently folding polypeptide. Which sequence is morelikely to form an alpha helix, and which is more likely to form...
- Q When allograft grafts are in the recipient, and the tumor cellis in the body,explain the similarities and differences between the implant andthe tumor cell. (Immunologically)How can i answer this??
- Q What kind of reaction occurs when anti-tTG is bind to the tissuetransglutaminase? What kind of biosensor can measure theirreaction? How will the measurement be made for their reaction?
- Q Hepatitis C is a chronic liver infection that can be eithersilent (with no noticeable symptoms) or debilitating. Either way,80% of infected persons experience continuing liver destruction.Chronic hepatitis C infection is...
- Q Treatment of cells with the BOBA drug induces apoptosis of cellsand leads to DNA fragmentation.A) (4pts) Describe the cellular mechanism that causes DNAfragmentation during apoptosis to occur. (4 sentence max)B)...
- Q Reproductive isolation is a major way two new speciescan arise from two populations of organisms that started out as onespecies. Using complete sentences, give and explain FOUR ways thattwo populations...
- Q Assuming that a diploid genomic locus has 3-alleles, A, C and G,in a population of N individuals, in generation “tâ€, such that thefrequency of each of these alleles are p,...
- Q A gene is 8,001 nucleotides in length. Studies of this gene showthat it encodes a protein only 400 amino acids long – far shorterthan the 2,667 amino acids that were...
- Q Consider the structures that are referred to as ‘ketone bodies’.A. What metabolic states can lead to theirformation? B. What organ absolutely requires thesestructures as an energy source? And why? C.Outline...
- Q Explain some problems and solutions to conserve for theConnecticut River Watershed in two paragraphs
- Q 6. You are wandering in the wilderness, naked, hungry, and cold.You find two caves of the same dimensions. In one cave there is 600kg moose and in the other cave...
- Q AcetylCoA is considered a high energy molecule becausehydrolysis of the thioester bond is very exergonic (∆G is - ). Incontrast, the analogous oxyester would not be nearly as exergonic.Why is...
- Q 1c. Name some immune-related proteins you expect to be on thesurface of RAW macrophages and the functions of them.1d. Regardless of the species of origin, most cell lines arederived from...
- Q read \"why infectious disease research needs community ecology\"and write a paragraph of at least 130 words each.
- Q (unicellular vs metazoan), use no morethan a few short sentences to speculate why one organism mightencode the protein and another may not. Your reasoning shouldinclude reference to the type of...
- Q Write an essay on the following topic “Should companies posessthe right to patent genes in crops.†In this discussion pleasehighlight clearly the advantages and disadvantages.Must include references or citations
- Q 9. Define and briefly describe in the space below the processesof digital image capture, image enhancement and image analysis inmicroscopy.
- Q Being aware of your expertise in microbiology a colleague hassent you four different strains of unknown bacteria and asks you tohelp in identifying each isolate.Table 1 lists some characteristics you...
- Q You’d like to test whether the same culture of bacterial cellsproduces lipopolysaccharides. Luckily, there’s a basic chemicaltest that you can perform to find out. The sample for your testwill be...
- Q Process Mapping: HospitalResponse Chain (A Question for the course of Introduction toInformation System)When someone calls 9â€1â€1, there are aseries of actions and responses that get triggered, collectivelyknown as the preâ€hospital...
- Q Is the study a good example ofthe scientific method? Explain why or why not. Make sure you thinkabout what makes for a legitimately good use of the scientificmethod, especially when...
- Q Diverse chemokine receptors are thought to be involved during HIVinfection into T cells and macrophages. (1) How chemokines areacting to regulate the viral infection in these cells? (2) Wouldblocking the...
- Q Briefly summarize the complex life cycle of a vector-bornepathogen of your choice. Describe the point in the life cycle atwhich we should intervene to halt disease progression.
- Q 5. What are the major components of viruses? Describe thereplication cycle of a lytic bacteriophage.
- Q Describe the roles that microorganisms have in the globalcycles of nitrogen (N) or sulphur (S)?
- Q . What is an mRNA?2. How does the RT-PCR tell you if a gene is expressed in aparticular cell type?3. Where can RNases be found? How can you prevent RNasecontamination...
- Q CFTR is present in many other types of epithelial cells,including in the lung and in the pancreas. Cholera does nottypically affect these tissues, since infection occurs in the gut,and cholera...
- Q 1. What is the function of glyc. phosphorylase?2. How would the Vmax of glyc. phosphorylase be affected ifglycogen in the muscles begin to decrease?
- Q Describe the functions of the common structures of bacteria andarchaea and describe distinguishing characteristics betweenGram-negative and Gram-positive bacteria?
- Q Explain the characteristics of, and differences between, the twotypes of bacterial toxins (Endotoxins and Exotoxins). Includedetails of their properties, modes of action on the host, andprovide an example of each...
- Q In Drosophila, the mutant genes ct (cutwings), y (yellow body), and v (vermillion eyecolor) are all X-linked. Females heterozygous for all three geneswere mated with homozygous recessive males. The male...
- Q Choose a Protist species and describe that protist's(1) ideal living environment, (2) feeding habits (3) is itpathogenic/ cause a disease (4) Appearance - does it have flagella,unique structure, etc. and...
- Q Cell QuestionDescribe the structure and function of each of the following:lysosomes, peroxisomes, vacuoles, mitochondria, chloroplasts,plastids, internal cell membranes, centrosome, microtubules,centromeres, ribosomes, smooth and rough endoplasmic reticulum, andGolgi bodies.
- Q How would the process of formation of yogurt change if you addedlactase to the milk prior to inoculation of the bacteria? Write ahypothesis
- Q reflect on the processes of photosynthesis and cellularrespiration. Discuss how they are co-dependant on each other andhow one would be affected by changes in the other. Discuss howchanges to either...
- Q What types of foods are associated with the most rapid changesin blood glucose levels?
- Q How do oxygen, temperature, pH, and water determine where youmight find a specific species of bacteria
- Q 2. Draw a molecule of DNA in the proper configuration. Includetwo base-pairs (show one of each nucleotide type). You cansubstitute squares for the nitrogenous bases but the rest of thenucleotides...
- Q ANT 120Lab 1: The Forces of EvolutionThere are four mechanisms that can lead to evolutionary changefrom one generation to the next: mutation, natural selection, geneflow, and genetic drift. In this...
- Q A woman with average height, and type A- blood, and a man withtype B+ blood and achondroplastic dwarfism, have a daughter withtype O- blood, average height and cystic fibrosis. What...
- Q Darwin used observations of homology from comparative embryologyto support his hypothesis of “descent with modification.†Which ofthe following observations about the role of Hox genes inthe development of insects and...
- Q This question has two parts: Catalase testQuestions and Oxidase test Questions:What can you learn about a microbe by doing the catalasetest?How do you conduct the catalase test? What does a...
- Q Compare and contrast the positioning of vertebrate limb digitswith the positioning of organs on the plant shoot meristem. Whichfeatures are similar, and which differ?
- Q If an individual was XXYY, what would be their apparent sex?Select one: a. Female b. Intersex c. MaleIf an individual was XXYY, how many active sex chromosomes wouldthey have?Select one:...
- Q The temperatures in our study were probably lower than those thecaterpillars normallyexperience in their normal summer growing season. Predict how eachefficiency(deal with each separately) might have changed if the temperaturehad...
- Q Exlpain the following:(a) Most genetic disorders that detrimentally affect survival orfertility are caused by recessive mutations. Discuss the reasonsfor this, in terms of both gene function and natural selection.(b) However,...
- Q theaminoacid sequence in protein is referred to as the:primary structuresecondary structureplconfigurationconformationwhich one?
- Q What are some techniques and strategies to counteract biofilmformation? If using a source, please provide the link to thearticle. Thanks!
- Q Many proteins are enzymes (they catalyze reactions). Thus, it isnecessary to review how reactions take place. Reduced organiccompounds tend to contain stored energy in C–H bonds. As a generalrule, the...
- Q (Question Two Why is it so important to differentiateStaphylococcus aureus from coagulase - negativestaphylococci?Question Three What conditions predispose diabetics to fungalinfections ?Question Four Explain the relationship between herd immunity andthe...
- Q Detail the science behind the evolution you chose:Describe a key mutation that led to one of the physical changesin the transition.Who conducted the research and when did they do thisresearch?Reference...
- Q 2Discuss the value of each of the following characters for usein phylogenetic inference:identity of nucleic acids at third positions in a codontriplet,nucleic acid sequences in eukaryotic introns,surface proteins in viruses,numbers...
- Q Which of the following statements about chloroplasts istrue?Group of answer choicesThe stacks of interconnected sacs within the chloroplast areknown as stroma; this is where the light-collecting forphotosynthesis occurs.The stacks of...
- Q How might variants affect athletic ability?
- Q caudal most branchial adductor muscle innervation
- Q Differentiate genome reduction from horizontal gene transfer.Specifically in bacteria.
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