Biology question and answers for August 13, 2023
- Q Discuss the limitation of DNA polymerase. Make sure to includethe consequence of these limitations, especially for eukaryoticchromosomes, and how these organisms have evolved to counter theselimitations.
- Q What are the goals, advantages, and limitations of designingtoys for cerebral palsy therapy? Please discuss in detail
- Q E. coli are able to break down lactose when present, and this isregulated by the lac Operon. Describe the mechanisms for thepositive and negative control of this operon, and briefly...
- Q What is the advantage of using double negative 3 cells (DN3)cells to analyse gene expression using real time PCR in leukemiaresearch?
- Q What is Counterfeit medications and their negativeimpacts on health care? paragraphWhat are Counterfeit drugs: a growing, global threat ?paragraph
- Q You are a genetic counselor. As a genetic counselor, youknow:-Dry (as opposed to wet) earwax is an autosomal recessivetrait.-Red-green colorblindness is an X-linked recessive trait.-Sickle-cell anemia is an autosomal recessive...
- Q 22. The cell walls of plants, fungi, bacteria and archaeans arecomposed of different polymers yet serve the same function (supportand protection). What does this signify about their evolution?(2)23. Binary fission...
- Q Complete the missing sequences for wild-type hemoglobin. Labelall ends. The protein starts in the provided segment. Hint: ExamineFigures 16.4, 16.6, and 16.7 in Biological Science (SixthEdition).DNA: Non-Template5’ - … C...
- Q Choose four items from the following list. Forthe four items you choose, describe their roles in skeletal musclecontraction.List to choose from:acetylcholineactinATPCa2+myosinsarcomereSR (sarcoplasmic reticulum)T-tubulestroponintropomyosin
- Q Explain how the vesicles are carried from the Golgi apparatus tothe plasma membrane
- Q 1) Which of the following is FALSE regarding nucleotides?Select one:a. They polymerize by linking the bases togetherb. An example is dUDPc. They contain a purine or pyrimidined. A nitrogenous base...
- Q 1)Which of the following is FALSE regarding lipids?Select one:a. They often are polymers of fatty acidsb. They have a low oxygen to carbon contentc. They are nonpolar moleculesd. They are...
- Q Did Spemann’s results support or discredit Roux-Weismannhypothesis?
- Q Describe how the various types of protozoans move, and give anexample of each type.What type of algae are believed to be closely related to thefirst plants? Why?How might diseases like...
- Q What are the 2 basic type of communication within bcells
- Q why are unsaturated fatty acids the “good†fats to have in yourdiet? What is the importance of unsaturated omega-3 fatty acids andunsaturated omega-6 fatty acids in your diet? What percentage...
- Q .What does the Cry family of proteins specifically do to atarget organism? Does this affect any organism that consumes theCry protein? What is required in the host in order for...
- Q hypothesis: roses watered with liquid vitamin B grow faster thanroses fed with water alone?dependent variable :independent variable :name several control variables :what would be a positive control: why?what would be...
- Q Choose only one of these! Discuss theinheritance pattern, populations commonly found in, phenotypes,cellular physiology, and “molecular†stories for: Red-green colorblindness, Tay Sachs, Cystic fibrosis, or Hypercholesterolemia.Please choose one and give...
- Q New life form discovered bottom of the ocean. This life formuses 8 new amino acids to build proteins, with also the 20 that arealready use. Also, size of their codons...
- Q Please answer the following questions below:Read each of the examples below, and indicate which is anexample of positive feedback and which isan example of negative feedback. Alsoprovide at least one...
- Q cananyone give me information on inorganic and organic compounds indetail please
- Q Carbonic anhydrase is an enzyme that catalyzes theinterconversion of carbon dioxide and water to bicarbonate and aproton:CO2 + H2O ? HCO3- + H+This enzyme is necessary for the reaction shown...
- Q which blood test can indicate pernicious anemia?
- Q Q 6-14 Multiple Choice In the space provided after the question#, record A if 1, 2, 3 are all correct B if 1 & 3 are correct Cif 2 &...
- Q Have you ever considered whether you or someone you love mightbe at risk for some type of cancer?1. Identify 2 controllable risk factors associated with thedisease. Explain how each risk...
- Q what is a gene chip? ehat are ethical considerations of having ourgenetic information \"out there\" in the world ?
- Q Cystic fibrosis is a rare disease caused by homozygosity for arecessive allele, and characterized by a build-up of mucus in thelungs and difficulty breathing. A woman whose maternal uncle hadthe...
- Q Describe the reproductive systems of male and female squid.Describe how and where fertilization takes place. Where do thelarvae develop?
- Q Below are descriptions of different steps in the immuneresponse. Each description has an associated letter. Use theletters to answer the questions below matching each question withthe best answer. Note, only...
- Q You’re working with an mRNA transcript and want to characterizeprecisely where initiation of translation starts and where RNAbinding proteins interact. Explain the experimental approach you’lltake to do this.
- Q 1) You study a deadly disease in your community;Methicillin-resistant Staphylococcus aureus (MRSA). It is usuallycontracted in in-patient facilities. The following information willhelp you calculate your death statistics. Total population in...
- Q Which of the following statements is NOT true when describing aproportionate mortality rate?A) When calculating this measure, all deaths for the period ofstudy are included in the denominator.B) This measure...
- Q Just answer the question in General. Don't need to use thegraphWhy can you kill the moths off in a few time steps? What doesthis indicate could happen in an environment...
- Q What are the structures that enclose most of the organelles,as well as the entire cell itself, called?__________________________________b) Are these structures simple in composition (like a ballon)or are they complex, composed...
- Q Cindy is a thirty-five-year-old volunteer in an inner-citychurch-sponsored preschool program. The mothers of the neighborhoodare encouraged to bring their children to the program for a “timeout.†Most of the children...
- Q :how does feeding by urchins improve establishment by youngcorals?Draw a diagram outlining interactions.
- Q Phylogenetic Reconstruction - Please provide abehavioral phylogenetic reconstruction of these groups of birds(how the Darwinian Finches evolved) beginning with a commonancestor moving towards the bird with the most complex behavior...
- Q Compare the primary role of Mg2+ [ Mg(II)] in themechanism of restriction endonucleases with that of Zn2+in the carbonic anhydrases.Explain the role of Ser 236 in abstracting a proton from...
- Q Match each subfield of biological anthropology to its focus ofstudy.Group of answer choicesliving primates to understand human evolution    [ Choose ]        primatology        paleoanthropology        ...
- Q What challenges might be faced from non-clinical personnel?Studor Q., Robinson, B., & Cook, K. (2010). The HCAHPSHandbook Hardwire Your Hospital for Pay-for-PerformanceSuccess. Gulfbreeze, FL: Fire Starter Publishing.
- Q A) What are five protists that might be found in pond water(other than Euglena, paramecium, giardia, amoeba, and slime mold)?B) What does each look like, what locomotion does each have,...
- Q Describe the 4 major modes of nutrition. Which ones are used bybacteria?Distinguish between the 3 mechanisms by which bacteria cantransfer DNA to one another.Describe the various beneficial and harmful roles...
- Q In the production of sperm, what happens to spermatocytes?  a. They undergo mitosis to produce sperm cells.  b. They undergo meiosis to produce sperm cells.  c. They are sperm cells...
- Q Cells involved in innate and adapted immunity produce cytokinescapable of orchestrating the immune response. Do the cytokinescotnribute to disease progreesion? Please explain briefly.What do AIDS and HIV stand for? Please...
- Q Which of the following could NOT be used to regulate theactivity of a gene in eukaryotes?a. chromatin structure b. post-transcriptional processing c.transport to the cytoplasm d. mRNA stability e. all...
- Q What is the importance of Light Dependent and LightIndependent?
- Q Protein Supplements(10 pts)A High School Football player approaches you and asks about takingwhey protein as a supplement to his football workouts. Whatquestions would you ask him? What would you recommend...
- Q 1. Tall (T), Purple (P), and Round (R) are dominant to Short(t), White (p), and Wrinkled (r). The following pea plants werecrossed (TtPpRr X ttpprr) and produced the offspring below:Phenotypes...
- Q When temperatures are increased what generally happens to therates of photosynthesis and respiration in plant tissue?In general, how much do respiration rates changes relative to a10°C rise in temperature?What is...
- Q 3. Based on the article entitled, Environment Societyof Oman’s countrywide awareness effortsto protect heritage ends, (please click here to view the full text)answer the given questions.i. Point out the components...
- Q Using the blanks provided, put the steps of involved in mappinga bacterial chromosome by conjugation in chronological order usingthe numbers 1-6 in the blanks provided.a. ___ ___ Cells that mated...
- Q 1. Which type of chain growth polymer is obtained in nature?Please explain the biological pathway2. How can you obtain penicillin? (Hint… please considerbioprocessing-fermentation etc
- Q (1) (26 pts) In lecture we talked about how demographic forcesand natural selection can affect patterns of polymorphism (i.e.genetic variation within species).(a) Describe 2 patterns in genetic variation data (e.g.polymorphism...
- Q compare and contrast the process of spermatogenis andoogeneis.
- Q Which of the following viral types enter animal cells via fusionwith the animal cell membrane?Multiple Choiceenveloped virusesnon enveloped virusesnaked virusesAll of these choices are correct.
- Q 1)Please explain the role of alloimmune antibodies in graftrejection?2)What is the cause of the tissue injury in DTH reactions?
- Q If a bacteria has 6 nucleotides. How it will affect the geneticcode and will it still have Wobble position?. Thank you for readingand helping me if you can !.
- Q What challenges to solute concentration and/or water gains andlosses does Loggerhead turtle experience? (I am looking for youdescribe why it might be difficult for an animal to live in thisparticular...
- Q When water and oil are added to a test tube, the two liquidsform two separate layers (think of oil and vinegar in a bottle ofsalad dressing). If a solution of...
- Q If the first aa of a tripeptide is Met (AUG) followed by Ile(AUC) and Pro (CCU), the order of codons in the mRNA for thetripeptide should readAUGAUGILECCUUAGÂ Â Â Â Â Â Â c.AUGILECCUUÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â AUGILECCUUAGÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â d. AUGILECCUUAGUAGThe first...
- Q Metabolic PathwayInputOutput (and where output goes next, if it does)Glycolysis leading to Respiration (EMP pathway)FermentationPrep-StepKrebs CycleAka: Citric Acid Cycle, TCA cycleElectron Transport ChainLipid catabolism(glycerol portion)Lipid catabolism(fatty acid portion)Protein catabolismPhotosynthesis(Cyclic Light-Dependent...
- Q Cities may thrive even as environments worsen. TRUE OR FALSE
- Q In stressful conditions, a cell wants to limit expression ofProtein X. List all the ways that this can occur.
- Q How could ethnobotany be beneficial to us in the future?
- Q After glycolysis has been completed (and before pyruvate isprocessed) most of the usable energy from the original glucosemolecule is contained in ___ molecules.a. Acetyl-Coab. ATPc. NADH and FADH2d. CO2e. pyruvate
- Q You want to analyze the potential effects of Cisplatin,a well known chemotherapeutic agent on E-cadherin expression inASPC1 cells at different concentrations (1, 3 and 10 µM). (15pts)a. Name and explain...
- Q (ii) State and describe one reliable laboratory technique toconfirm a COVID-19 case.
- Q Which of the following factors would tend to increase membranefluidity?A) A greater proportion of unsaturated phospholipidsB) A greater proportion of saturated phospholipidsC) A lower temperatureD) A relatively high protein content...
- Q The enzyme that unwinds the DNA double helix is calledDNAgyrase               c. helicaseprimase                      d. ligaseRNA polymerase has5’- 3’ exonucleases3’- 5’ exonucleasesboth exonucleasesno exonucleases                                                              In the synthesis of RNA the addition proceeds by   attack of the...
- Q Use the mRNA codonchart to translate this DNA message:DNAÂ Â Â Â TACÂ Â Â Â Â TGCÂ Â Â Â Â CACÂ Â Â ATTmRNAamino acidList the sequence of amino acids in this chainSuppose the sixth base in the DNA chain was an A...
- Q What are the components of agarose gel electrophoresisset up?
- Q 1. Immunoglubulins _______.a Bind antigens with a 1:1 stoichiometryb Are produced and secreted by macrophagesc Bind tightly to their antigensd Form four classes of antibodies2. Which description is associated with...
- Q Starting with One Cell describe step by step the process ofMeiosis I in males and females (they have different end results).How many viable cells are there for the male and...
- Q In all empirical or rational or investigative statements, onehas to base statement on..what?
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