Biology question and answers for October 03, 2023
- Q What is the role of hemoglobin in CO2transport?What is the role of bisphosphoglycerate (BPG) in hemoglobin’soxygen affinity?Describe the process of high-altitude adaptationFetal hemoglobin has low BPG affinity. What does this...
- Q What four components are added to a transmitted lightmicroscope to make it a DIC (differential interferencecontrast (DIC) microscopy )microscope?How do you adjust the bias on a DIC(differential interference contrast (DIC)microscopy...
- Q How many different explanations can you think of for theobservation that the rate of mutation varies across the genome? Howwould you weigh up evidence for these different ideas to decidewhich...
- Q 1) Some bacterial pathogens are highly infectious via therespiratory route. Determining whether the pathogen can make anenzyme that breaks down hydrogen peroxide by the catalase methodcould be hazardous. How? Also...
- Q Distinguish between sex, recombination and mutation forgenerating variation for natural selection and evolution.
- Q A fish with a 6 cm long tail and a fish with a 30 cm long tailare bred. All of the F1s have tails that are 18 cm. The F1s...
- Q Present a detailed analysis on what observations can be made ofCrepidual fornicata and Artemia. For each create a large labeleddiagram.
- Q You should know about autoclaves, what they doand how they are important in the Microbiologyworld.
- Q Please solve the riddle, how can a virus encode a protein largerthan the size of its genome?
- Q 6. Distinguish between single step selection and cumulativeselection. e.g how long would it take to find the correct sequenceof polypeptide that was 100 amino acids long? What is aboutcumulative selection...
- Q What are the differences in proteins, primers, and experimentalprocedures for the following PCR based experiments?a. SYBR Green qRT-PCRb. RAPDc. Immuno qRT-PCRd. PCR-OLAe. Taqman Assay
- Q Draw the set of blood vessels that a red blood cell could use toget from the thorax to the palm of the hand. Now draw the veinsthat the same cell...
- Q 1. Would a golfer benefit from a high-fat diet? Why or why not?Explain with reasoning.2. Should he/she eat fat during their practices or competition? Whyor why not? Explain with reasoning.3....
- Q 1. Homologous recombination in meiosis has the main purposeof_____a. Dna repairb. creating new chromosomesc.sealing double stranded breaks- i think the answer is creating new chromosomes since it lines upin pairs...
- Q A successful cloning project of Dimetrodon has just beencompleted that resulted in several live and reproducing specimensof dimetrodons. Since Dimetrodons are early \"stem-mammal members\",a non-mammal that gave rise to the...
- Q ENZYMES DATA ANALYSIS WORKSHEETResults: Table 5.1 - Catalase ActivityTube# ContentsBubble Column Height (mm)1catalase/H2O227mm2dH2O/H2O20mm3catalase/sucrose0mm Table 5.2 - Effect of TemperatureTube #Temp. (ºC)Bubble Column Height (mm)1016mm22514mm3374mm41001mm Table 5.3 - Effect of Enzyme...
- Q Describe how the HeLa cell line was formed (biologically) andwhy it is significant in the history of biomedical research.
- Q Use these terms correctly to describe the process of digestinglactose from milk in lactose tolerant individuals: lactose,lactase, digestion, protein synthesis, transcription, translation,polypeptide chain, protein, disaccharide, monosaccharide, milk,mitochondria.
- Q the statement is true or false and then explain why.In a comparison between the DNAs os related organisms such ashumans and mice, identifying the conserved DNA sequencesfacilitates the search for...
- Q What is the difference between a negative stain bacteria and acapsule stain bacteria
- Q In Drosophila, vestigial (partially formed) wings (vg) arerecessive to normal long wings (vg+), and the gene for this traitis located on an autosome. The gene for the white-eye trait is...
- Q Describe in mechanistic detail at the level of protein subunitsand specific sites in them how the F0 rotor is driven. What is therole of the stator argine?Please be detailed in...
- Q The law of the conservation of energy states that energy canneither be created or destroyed within a closed system, but we alsoknow that any transfer of energy is not 100%...
- Q How would you resolve two DNA fragments of similar size as twoseparate bands on an agarose gel?
- Q what would you do if you were working a case and a36-hour post-coital sexual assault sample showed positivefluorescence, had a positive presumptive test but you could notidentify sperm under the...
- Q 1. The following gRNA has been designed: ATGAACGAAATAGAIf we were to use this gRNA sequence in a genome editingproject, which of the following genomes will be edited withoff-target effects, explain...
- Q When ADP levels are low, ___________.A Option A: there is a sustained build-up in the proton-motiveforce BOption B: all of the choices are correctC Option C: the proton pumping reactions...
- Q Topic: Epigenome Class: Concepts in biology 1103 ugaExplain how chromatin structure or chemical modification of DNA- known as epigenetics - affect gene expression?
- Q Describe in detail how the entire PKC pathway works, anddiagram.  Since we know the PKC pathway is activated bycertain polypeptide hormones.
- Q Fill the tableHabitatGrowth formTissue differentiationStomataConducting tissuesReproductive structuresBranchingRhyniophytaZosterophyllophytaTrimerophytaWhat do these three phylum tell us about the evolution of thetraits in the table above?
- Q Case PresentationA form of HCO that offers nurses the opportunity to fullyrealize their professional role is the Magnet© organization. Magnetorganizations are HCOs, primarily hospitals, that have adoptedorganizational practices that promote...
- Q 4. An albino man marries a normally-pigmented womanwho had an albino mother. Show the types of children that thiscouple may have and the proportions of each. (Albino is recessive;normal is...
- Q Aspirin overdose has been shown to cause hyperventilation inmen, resembling the toxic effects of pesticides and herbicides likeDDT and dinitro phenol. The mechanism of action has been shown toinvolve the...
- Q Describe how the fumarate produced by the purinenucleotide cycle could be catabolized to CO2.
- Q Why does it make metabolic sense for UTP to inhibitcarbamoyl phosphate synthetase II, whereas ATP activates theenzyme?
- Q D. Describe the characteristics and function(s) of a bundle ofalveoli.E. How does the diaphragm contribute to the mechanism ofventilation?
- Q You are studying directional selection on neck length (aquantitative trait) in a giraffe population. Below you can see dataon neck length of the whole population and the breedingparents.Neck length of...
- Q Which of the following is a characteristic of cell communicationthat suggests cell signaling evolved early in the history oflife?A. All organisms form cell junctions to allow transfer ofsignaling molecules.B. All...
- Q A mutation in the Sar1-GEF gene causes the Sar1-GEF protein tobe a soluble ER protein. What is the potential outcome?a. Everything will be the same. No change.b. Sar1-GDP will not...
- Q **answer all question thoroughly for good rating**Experiment 2 Diffusion - Concentration Gradients andMembrane Permeability Experiment InventoryMaterials 10 mL 1% Glucose Solution, C6H12O6 4mL 1% Iodine-Potassium Iodide (IKI) 5 mL Liquid...
- Q Write the ingredient list of your meal with the associatedgreenhouse gas emissions individually (for each ingredient).Then, add the greenhouse gas emissions of your total meal.In a few sentences discuss your...
- Q Draw a Punnett square for a monohybrid cross between A) twohomozygous parents (one dominant and on recessive), and B) aheterozygous dominant parent and homozygous recessive parent
- Q ImmunologyHow does Indo1 allow measurement of signaling in real time? Whatis store operated calcium entry and how is it regulated?If the EF-hand domain was mutated so it behaved like it...
- Q Describe the general principles of antibody based assays incohesive sentences
- Q ImmunologyDescribe the two signals needed to activate B and T cellsDescribe the structure of a lymph node and relate this structure tothe function of the lymph node in concentrating antigen...
- Q ImmunologyDescribe 2 ways that ubiquitinylation regulates signaling eitherpositively or negatively.What is the role of guanine nucleotide exchange factors ininitiating signaling and what kind of signaling pathway do theyinitiate?What is the...
- Q Instead of following the incubation directions listed in yourlab protocol, imagine that you set up your plates and then leftthem incubating for over a week before you looked again atthem.  What...
- Q how is the coloration of skin color an \"evolutionary balancingact.\"
- Q Alcohol ConsumptionSummarize the risks of alcohol abuse.Question 1:What are the risk's for each of the following when consumingalcohol?Coronary Heart Disease, Hypertension & Stroke, Muscle,Sexual Functioning, Fetal Alcohol Syndrome, and Immune...
- Q For each of the following answer choices explain why thespecific choice is incorrect or correct. Give a detailedexplanation with relevant outside information for yourjustification of a choice of falsification. Each...
- Q GPI-AP containing membrane formation as a subcellularlocalization....explain how
- Q Which of the following is a chromosome variation important forthe evolution of new genes?                       allopolyploidy                       chromosome inversion                       Robertsonian translocations                       aneuploidy                       chromosome duplications
- Q Understand the Trp and Lac operons
- Q Which of the answer choices is an example of negative feedbackaltering homeostatic control?A person with a bacterial infection runs a fever and his bodytemperatures rises and stays elevated for several...
- Q Write a 700-800 word APA format essay explaining the human bloodtype inheritance. please answer MIN 750 words and cite APAformat
- Q Write a cell balance for a batch bioreactor where microbes arebeing cultivated. Assuming a constant specific growth rate forcells, derive an equation for time required in the batch bioreactorfor the...
- Q Please answer #14-19, explain and clearly indicatewhich # you are answering. Thank you so much!Q14-19 We crossed pure-bred female flies withyellow body and forked-shaped bristles with male flies extrabristles. The...
- Q Many human disorders are caused by defects in genes; somedoctors argue that we can transfer genes in order to correct this;some say that the transfer can cause uncontrolled outcomes causingmore...
- Q The Hb O2 binding curve provides an excellent example of theprinciple that living systems operate on the basis of weak noncovalent interactions. Starting with the curve itself, explain howprocesses involving...
- Q Complete the following sentences :1. A______ media can determine differences between two typesof organisms2. A______media will inhibit the growth of one organism whileallowing the growth of another3A________media provides materials for...
- Q 7) A rare dominant genetic disorder has an allele frequency of0.00002. It is estimated to reduce the fitness of affectedindividuals by 50%. Under mutation-selection balance affecting adominant, the mutation rate...
- Q The electron transport chain has two diffusible electroncarriers, ubiquinone, which shuttles electrons to the thirdmitochondrial complex, and cytochrome c, which shuttles electronsto the last mitochondrial complex (see figure below). Would...
- Q chemical differnces between the cells walls gram positive and gramnegative bacteria that may explain differnces in the rate ofdecolorization
- Q 1-In green plants and algae the red and blue wavelengths oflight are predominantly used. Describe an experiment that can beused to test this. 100 marks2-Describe either 1) peat bogs or...
- Q How do cells get transformed with the SV40 DNA virus.What is role of extracts where antibodies are made in and the Tantigen in this process.
- Q 1. In 1997, Medicare established its prospective payment systemfor nursing homes. A key component of this payment system is thefacility's case mix. Please define what Medicare means by thisconcept, and...
- Q Explain why, in any DNA molecule, the % adenine = % thymine, andthe %cytosine = % guanine.
- Q discuss the constitution that makes up whole blood
- Q What is an alternative to use of STRs in DNA fingerprinting, andwhy do we use STRs instead?
- Q Normally after birth, the blood entering the right side of theheart (right atrium) is low in oxygen, while the blood leaving theleft side of the heart and entering the body’s...
- Q DIscuss Alberch’s experiments on limb development in Ambystomamexicanum, epigenetic processes, and saltation in morphologicalevolution.
- Q I played high school football and I knew I was in real goodshape and had a lot of muscle. After high school, my football dayswere over. My freshman year in...
- Q what is the purpose of the plasmid control pGAP? What is the of thegenomic positive control gDNA? Why is exonuclease I added to thePCR products from the first round of...
- Q Horizontal Gene TransferQ:1. A strain of living Streptococcus pneumoniae thatcannot make a capsule is injected into mice and has no adverseeffect. This strain is then mixed with a culture of...
- Q 1.When the substrates bind to the active of an enzyme, theactive site changes shape. This is an example of: a) lock & keymodel; b) inhibitor model; c) allosteric model; d)...
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