Biology question and answers for September 24, 2023
- Q Describe what is meant by the terms ‘pan genome’ and ‘coregenome.’ What sorts of genes do you expect to be present in thecore genome? What sorts of genes are found...
- Q Discuss the role of these pathways in cancer progression:hypoxia, angiogenesis, EMT and cell cycle regulation.What pathways are each of these genes evaluating? Keep in mindthe answers to question 1 above...
- Q What are the pros and cons of using monoclonal antibodies vspolyclonal antibodies?If you had a protein expressed at low levels that you weretrying to isolate, which would you use?
- Q 1) Distinguish between the structures and functions of thesmooth and rough endoplasmic reticulum.2) What types of cells might have lots of smooth ER? (HINT:which organ in your body detoxifies drugs?)3)...
- Q What are the experimental limitations of this binding assay?List ways to fix them
- Q List the fruit peels other thanorange having esterase enzyme and compare them based on thequantity of the enzyme.
- Q Consider a cell of a teratoma and a healthy human epithelial(skin) cell. Now consider the DNA and the three types of RNA (mRNA,tRNA, and rRNA) found in both. For each...
- Q Describe the different levels at which metabolism can beregulated (transcriptional, translational, post translational).
- Q doa high concentration of ammonium positively or negatively affectcoral bleaching? does having a high concentration of ammonium willhelp reduce coral bleaching?please explain
- Q ProteinsWhat is the monomer of a protein?What is one of the most important roles of an enzyme?Describe what happens to protein function when a protein isdenatured.Explain how a peptide bond...
- Q Usethe words replication, DNA, semi-conservative, complementary basepairs, enzymes, nucleotides, cell cycle and errors in a 2-4sentences in a way that shows you know what each word means.
- Q What are the advantages and disadvantages of viewingsexual orientation as having a biological basis? In other words,describe the social implications of this view.
- Q Does anyone know these?1) a) reactions that require an input of energy arecalled___- is the answer endergonic /spontaneous ??b) proteins on the surface of the coronavirus allow them too eenter...
- Q 3) Describe the photosynthesis-relevant characteristics oflight.
- Q 1. How do each of the components in PCR work to replicate DNAduring a PCR reaction?2. Why does the WT allele generate a different amplicon from thatof the mutant allele?3....
- Q PCR can generate over 100 _________________ copies of DNA inhours.____, _____, _____, and _____ are the nucleotides needed to______ copies of DNAWhy do we need to add primers?What can DNA...
- Q You have just joined a lab and have obtained a flask with J558Lcells. You take an aliquot of the cells, dilute the aliquot withTrypan Blue (1:1), and count the cells...
- Q Hemoglobin is the protein found in red blood cells thattransports oxygen from your lungs to your cells. Below is a segmentof the DNA sequence that codes for a normal hemoglobin...
- Q Discuss these questions: IN LABORATORYWhat would be the consequence of using the wrong color tube?What could be the consequence of using a needle that is toosmall, or a performing \"traumatic\"...
- Q plant Physiologycompare and contrast \"gain of function\" mutations versus \" loss offunction\" for genes invilved in cell signal transcuction
- Q Why is the lactic acid test done when sepsis is suspected?Explain why the body produces excess lactic acid during sepsis (Besure to cover all possibilities).How does this relate to fermentation...
- Q what are some of the important biological concepts that might belearned from studying size diversification in dogs?
- Q One of the attending Physicians in your clinic is known forprescribing broad-spectrum antibiotics for patients. What is wrongwith this approach and what would be a better way to prescribeantibiotics.
- Q The helix that forms in a protein chain as a result of hydrogenbonds and other weak forces is an example of theMultiple Choicenon-linear structure of protein.secondary structure of protein.primary structure...
- Q You are asked to work as an astrobiologist in the distantfuture. On Neptune’s moon Triton, you find a species of terrifyingand giant crustacean-like aliens that appear to live in completelyisolated...
- Q a- Why is structure of chlorophyll and mitochondria importantfor their functions within a cell?b. Describe function of various cell connections.
- Q 1. Which of the following is true about muscle protein?A. In a contracting muscle cell, troponin binds to calcium, andtropomyosin changes conformation and uncovers the myosin bindingsites on actinB. In...
- Q Describe the most commonly used histological processesfrom specimen collection to H & E staining.About 1000 words
- Q Describe the process of rhodopsin signaling in rod cells of themammalian retina.
- Q Describe the biosocial perspective and explain what thisperspective considers most important to understanding behavior.Include a discussion of the gender ratio problem and explain whythis is not a problem for biosocial...
- Q What is the major take-home point of the study? Why is thisWhat assumptions do the authors make, based on the blog post? Dothe authors deal with these assumptions?His first winter...
- Q Lesson 1:  Antibiotic ResistanceQuestion Part 1:  Please discuss and elaborate on someof the main drivers or causes of antibiotic resistance amongpathogenic bacteria.  Question Part II:  What measures are or are not beingtaken to address...
- Q many chemotherapy drugs used to treat cancer work by modifyingthe mitotic spindle. Paclitaxel works by interfering with normalmicrotubule breakdown during cell division and Vinblastine works bybinding tubular, thereby inhibiting the...
- Q 2. Your friend has just started a ketogenic diet and eats mostlyfats. You eat a fairly normal diet that consists of about 50%carbohydrates. Using your knowledge of the Krebs cycle,...
- Q How is the replication of the viral genome of retrovirusesunique among the viruses?Essay question I would like key concepts explained please !
- Q When the human body is invaded by foreign microorganisms such asbacteria and viruses, it produces an immune response. Choose oneexample of a bacterium or virus to discuss.What actions does the...
- Q write 200 words about vegan diet and share why itmatters, then develop a position or claim
- Q What are the treatments (if any) for the Coronadisease? How did/does this disease affect its community? With theDetails.I have this question, and I have to answer it as essay (for...
- Q An animal is undergoing a cleavage pattern that is bilateral andmesoblastic and, after closely examining its cleavage pattern,synchronous division is lost after the third cellular division.What might be causing this...
- Q Why Pneumonia disease concerns you? What prevention strategiesexist for your selected disease
- Q describe the digestion and absorption of vitaminb3
- Q Write an essay on Coronavirus COVID-19 pandemic and its effecton “Sex Industry†(Sex workers). For this essay assume that most ofthe sex workers are “womenâ€. Write in no less than...
- Q Why is glycolysis critical for the energy metabolism of bothaerobic and anaerobic organisms?
- Q A drug is designed to stimulate the voltage gated calciumchannel at the neuronal synapse. What effect on neuronaltransmission would you expect to see and why?
- Q Question 1Immediately at the moment when a sperm cell fertilises an egg(but before the cell can be called a zygote), how many chromatidsare present in the cellular structure?Select one:a. 23b....
- Q How many gross and net molecules of ATP will one get fromcomplete oxidation of a saturated fatty acid that has 18 carbons?Please show all the detailed steps (which step of...
- Q What cellular features are retained if the plant cell isalive?
- Q Walk through the the process for how nucleotides and ribose aremade and show how these come together to make ATP used for DNAreplication. You must start from glucose and CO2...
- Q How would an ecosystem be affected if a new tertiary consumerwere brought into the ecosystem? Be specific and include detailsabout how each trophic level would be impacted. Â
- Q pick  5Chemistryanalytes (Example: Troponin) and describethe following for each analyte:1. Normal range2. Units in which analyte is reported3. Disease caused by increased or decreased value4. Does Hemolysis affect the test result?5. What color tube is requiredfor the analyte testing
- Q What is meant by an emergent property of a population of ants? Thatis, what structure do we observe at the population level that isnot apparent at the individual level?
- Q Non-homologous end joining (NHEJ) and Homologous recombinationrepair (HRR) are important DNA repair mechanisms in the mammals.With diagrams, explain how the repairs are carried out in NHEJ andHRR. Are they completely...
- Q West Nile virus is capable of infecting many different organisms(humans, birds, raccoons, and so on). This information indicatesthat West Nile virusa.is capable of fecal-oral transmission.b.has a narrow host range.c.has a...
- Q What is the quasilinear viscoelastic (QLV) theory and why is itapplicable to understand the material behaviour of tendons andligaments?
- Q List conditions of site-specific recombination that result inintegration, excision, and inversion respectively, in terms of theshapes of DNA and orientations of the target site.
- Q Genetic deficiency in RAG-1 and genetic deficiency in TAP1 bothlead to the same outcome: severe combined immunodeficiency (SCID),in which a patient has an almost completely nonfunctional adaptiveimmune response and is...
- Q 1)Which of the following is (are) required for evolution?A) highly stable genomeB) competitionC) heritable traits2) The National Toxicology Program reported in 2016 that cellphone radiation increased brain tumor growth in...
- Q a) How was fertilisation achieved before the introduction ofchemicals? Hence, How are furrows produced and what effect do theyhave on agriculture?b)What was the global impact of the Haber-Bosch process? Hence,if...
- Q Answer the following questions regarding ultimate and proximatereasons for animal behavior.In a social hierarchy of animals, individuals that are ‘low’ inthe hierarchy do NOT appear to realize many of the...
- Q tell us something unique about yourself. Most likely, your'unique' trait requires ENERGY. How do you think this is related tometabolic processes such as the Citric Acid cycle and ElectronTransport chain?
- Q Discuss the importance of risk management and quality assessmentin preventing medical-legal issues or non-compliant activities. Inthis discussion, elaborate and/or describe Phase 3 of thePatient-Driven Payment Model. 200 words
- Q 3. Cell membranes contain a variety of integral andperipheral membrane proteins.a. Explain the differences between symport, antiport anduniport proteins compared to ion channels.b. There are a variety of glucose transport...
- Q Why genetic variation is important for the survival ofoffspring? Indicate the mechanisms thatgenerate genetic variation
- Q This problem has two parts:Part 1.In one of Mendel’s dihybrid crosses, he observed 315 round,yellow, 108 round, green, 101 wrinkled, yellow, and 32 wrinkled,green F2s. Analyze these data using the...
- Q From the polar amino acids with negative charge, give thefollowing information:1. Characteristics of this group2. Select two examples and graph their chemical structure. Checkyour isoelectric point.3. Identify the anomeric carbon...
- Q Explain howcell-free extracts were used to identify the enzymes responsiblefor replication, transcription and translation.Describe theprocess of replication and the enzymatic steps associated with theprocess. • Explain the phenomenon of DNA...
- Q 2) The annelids are one of the numerous vermiform (worm like)species that we’ve examined this semester.i) What are three features distinguish theannelids from other worms?ii) How does their movement compare...
- Q Explain or diagram how rainfall and temperature affect biomes.That is, compare rainfall and temps in desert vs. grassland vs.forest.
- Q Renee and Karl have been married for six years, and have twoactive children, ages 2 and 5. The kids keep both parents busy,chasing the kids around and, recently, preparing the...
- Q Calculate LC50 if the equation MTT trend line was y=-50,000ln(x) +400,000 and the cell density in the controltreatment was 500,000 cells/mL.
- Q What is the difference between a silent mutation, point mutationand a missense mutation?
- Q Physical Development1. Describe the changes in brain development that take placeduring toddlerhood, and identify the two most common methods ofmeasuring brain activity.2. Discuss how growth rate affects the eating habits...
- Q Why were there no large mammals around when the dinosaursoccupied the land?What features do primates have to allow for anarboreal existence?What do you believe is the single most important feature...
- Q 18.Salivary amylase digestsA. monosaccharidesB. glucoseC. proteinD. starchesE. maltose11. Countercurrent exchange in the legs of geeseA. facilitates circulationB. reduces the SMRC. reduces heat lost to the waterD. increases the energy spent...
- Q anold biochemist compares 2 genes and says they are 80% homologous.what does homology mean? do the sequences have to be identical tobe homologous? what kind of scenarios would lead to...
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