Biology question and answers for August 19, 2023
- Q 3. explain the location and role of the endodermis in regulatingthe movement of substances into and out of the root's vascularcylinder. You musr use, but are not limited to the...
- Q 1) Discuss biocentrism. Explain its idea. What kinds ofobservation have led to thedevelopment of this idea? How does this school of thought findsupport from quantumphysics? What do you think about...
- Q Are most animals vertebrates or invertebrates?How does bilateral symmetry differ from radial symmetry?What is cephalization?
- Q You are interested in mapping the genetic distance between twophage genes. You know from your genetics course that relative genedistance in both bacteria and eukaryotes can be determined byfinding the...
- Q An alien species was found with the following characteristicsFlat feet dominant over round feet A vs a 10 toes dominant to 15toes B vs b Curved ears dominant to straight...
- Q what would be the most likely effect of a mutation in region 1 ofthe trp operon leader sequence changing to two trp codons into glycodons. please explain thoroughly i am...
- Q What are \"cell formation cycles\" and why would onewant to use them?
- Q Bacterial Endotoxin Limit (EL) is defined as EL=K/m, where K=5Endotoxin Units (EU) kg of the body weight or 5 EU/kg/hr;m= maximunbolus dose of a product, and the average human body...
- Q Insulin-like growth factor 2 receptor (Igf2r) gene is expressedexclusively from the maternal allele on chromosome 17 due toA. differential methylation of an Igf2r intron.B. differential expression of an antisense RNA...
- Q Explain the way of action of antibiotics known asaminoglycosides, tetracyclines and macrolides. Give detailedanswer.
- Q Ineed a paragraph regarding Thomas hunt and his discover with thefruit fly drosophila melanogaster and how those fruit flies aregood model organisms in genetics. Thank you & I’ll rate!
- Q Describe the structure of the cell envelope of a gram-positivebacteria and compare it with that of a gram-negative bacteria. Givedetailed answer.
- Q what is sex
- Q 18. Entamoeba histolytica is the causative organism in amoebicdysentery. This organism is a(n)     Protozoan     Bacterium     Fungus     Virus20. Antibiotic-induced diarrhea is most often caused by anovergrowth of...
- Q Define the following terms: allele, incompletedominance, codominance, pleiotropy, epistasis. What are someexamples of each?
- Q Lamarck, in part, based his erroneous theory of evolution on thepassing of acquired characteristics from one generation tothe next. Darwin’s theory is based on the passing ofinherited genetic characteristics from...
- Q What is your career objective after graduating? Specify an idealrole or responsibilities of a role in which you would like to gainemployment. (200 words)
- Q Debate the efficacies of public versus private-basedquality initiatives. What roles do each play in the quality of U.S.health care? How would the elimination of one aspect affect theother? Respond to...
- Q Respond to the following in a minimum of 300 words:Is radiation of species static or ongoing? Explain.
- Q As we try to define life, we believe that O2, whichis so pervasive in the environment, is fundamentally necessary tosustain life.  Clostridium &Streptococcus are both catalase-negative bacteria, butonly Streptococcus grows by...
- Q Describe the start of transcription in bacteria and the functionof the sigma factor. Give detailed answer.
- Q 17.   You bring asample of flies from a natural population into the laboratory andbegin selecting for high body weight by using the heaviest 20% ofthe population as parents each generation...
- Q . Why is evolution is one of the most important major themes oflife? How does it explain both of the following characteristics oflife on Earth?the unity of lifethe diversity of...
- Q Genes D, E, F, and G are located on the same chromosome. Thedistances between the genes are below:RelationshipMap Unit DistanceG - D11G - E7G - F22E - F15D - E4What...
- Q Describe the below diseases, bacteria associated and associatedcharacteristics-Psittacosis-Pneumonia (Be sure to include the predominant etiologicalagent)-Q fever-Tuberculosis-Whooping coughIf applicable, identify the causative agent(s) reservoir forpathogen (e.g. human, animal, environment) mode of...
- Q Identify the disease that most closely resembles tuberculosissymptoms may be confused with viral pneumonia characterized by thecatarrhal, paroxysmal, and convalescent stages Identify the keyingredient of a vaccine against the following...
- Q 1. Which of the following groups of allosteric effectorsare all sensors of an energy poor status in the cell?Group of answer choicesa.cAMP, CoASH, ADPb.ATP, NADH, acetyl CoA2. Which one of...
- Q Your friend, Mona, sent you a paragraph below about Keto dietthat she wrote. She knows that you are learning a lot about ketodiet in Nutr 1100. Find 3 mistakes in...
- Q As the Covid-19 pandemic continues around the globe, one area ofactive research is to identify a plausible origin of this novelcoronavirus (also called SARS-CoV-2). Early genomic studies suggestthat the evolutionary...
- Q Name of all biological macromolecules Picture of biologicalmacromolecules. Explain the function of each biologicalmacromolecules Identify if it is a monomer or polymerIdentify whatelements are present. Provide an example of each...
- Q which of the following process includes all the others?a. osmosisb. passive transportc.facilitated diffusiond.diffusion of a solute across a membranee. transport of an ion down its electorchromicalgradienthelp ~!
- Q what is the biological basis behind photosynthetic rate beinginfluenced by the mass of the sprig? in other words one of the keyproblems you have is that if you have a...
- Q please i need a computer typing answer with details aspossible1-What is a substrate (futile) cycle? Describean example of a pathology that develops from a substrate cycle.
- Q list and describe the role and use of antibody isotypes in thehuman immune system. Include functions, roles, locations.
- Q Superoxide dismutase is a very unique protein. It is the onlyprotein that can catalyze faster than the rate of diffusion, whichis usually a limiting rate for proteins since you cannot...
- Q Arethere medications that work by regulating epigientic modification ?Please describe how it works
- Q Can you think of some ways (4 to 5) in which plants avoidtemperature extremes?
- Q What caused the Cretaceous radiation of angiosperms (floweringplants) and how does this relate to coevolution?
- Q List and discuss the two strongest reasons that Saletan has infavor of GM crops
- Q Why are type IV hypersensitivities different from the otherthree types.
- Q Compare and contrast the immune system’s primary response to anantigen and secondary response to that same antigen.
- Q Describe the mechanism by which “nucleotide hydrolysisâ€regulates microtubule dynamics in plant cells.
- Q The 2006 research paper by Paredez et al (full reference detailsbelow) provided direct evidence linking a role for microtubules inregulating cellulose microfibril deposition in the plant cell wall.Describe the major...
- Q In humans, hair color is controlled by the interaction of twogenes. The same pigment, melanin, is present in chestnut-haired andblond-haired people, but chestnut people have much more. Brown hair(B) is...
- Q Build a Punnett square to represent each junction. Indicategamete proportions, progeny proportions (each table) and summarizephenotypes.a. BBMM X BrMmb. BrMm X BrMmc. BrMm X rrmm
- Q 1. What does it mean to say that HSV-1 is often latent?It is always present in infected individuals, but lesions may besmall or hiddenIt is normally difficult to detect even...
- Q 10. Mutations in the lacI gene (lacI-) constitutively transcribethe lac operon. Mutations in the operator region can also occur,also resulting in the constitutive expression of the lac operon.Using the “reagentsâ€...
- Q Describe how the various weak interactions together givethe double helical structure of B-DNA.
- Q C. The circular chromosome-based genome of mitochondria in plantand animal cells, termed mitochondrial DNA or mtDNA, are quitedistinct to one another in terms of their overall size, structure,sequence composition and...
- Q howdoes an RNA molecule transcribe DNA molecule: TACCCAATC.whatkind of info does this messanger DNA tell us?
- Q 1. All of the following are correct about Staphylococcusaureus, EXCEPT:most strains are resistant to penicillin and ampicillinit causes furuncles, carbuncles, and abscesses.it is the coagulase-positive speciesit is a common cause...
- Q 3.  Why is carrier status for Duchenne musculardystrophy (DMD) usually not transmitted from affected fathers todaughters, even though this disorder has an X-linked transmissionpattern4.  Why is there such a high...
- Q Please share typed.Question). write an essay on corona virus on the basis of followingoutline:• historical background• major causes• symptoms• types of this virus• precautions• medication• impacts on economy• conclusion• recommendations
- Q 4) Choose 5 diagnostic specimens other than intestinal or stooland list what types of organisms (Ex: Intestinal cestode, notTaenia saginata) are found in that specimen and a diagnostictest
- Q You have a protein-Human growth hormone that you want toexpress. show the basic steps that you would have to do to obtainthe gene via PCR, clone the gene and express...
- Q Describe the immune and physiological process to activate naiveCD4+ and CD8+ T-cells. Where would this mostlikely occur in human anatomy.
- Q Discuss the frequency of COVID-19 in the US in terms of(Prevalence, Incidence, Mortality Rate, and morbidity Rate).
- Q Describe the use of microarrays in plant research. In youranswer define what a Tiling Array is.
- Q During the fall of 2012, a multi-state outbreak of meningitisoccurred. The source of the infection was traced to contaminatedmethylprednisolone acetate, a steroid commonly used to treat backpain. Each of the...
- Q Repeat-associated small-interfering RNAs (rasiRNAs) account for90-95% of the global small RNA population in all plant species. Astheir name suggests, rasiRNAs are derived from the various classesof repetitive DNA that constitute...
- Q What would you say to a colleague or a parent asked you aboutimmune overload. \"I only received a few shots, but my child willreceive dozens of shots! How can his...
- Q NAD+ & NADP+ are derived from which vitamin? Brieflydescribe their metabolic roles and account for the fact that theyare only required in very small quantities (~20mg) within ourdiet.
- Q Describe each phase of the female menstrual cycle below.Include the types of hormones that are sent and/or received, andwhat happens within the ovaries/uterus at each stageFollicular phase (1 point)Ovulation phase...
- Q Describe the process of retrograde signalling and further, whatmolecule is believed to most frequently serve as a retrogradesignal in plants?
- Q Why do many syndromes have pleiotropic effects?Why do males display X-linked recessive traits more frequentlythan females?What are polygenic traits, and why are many traitspolygenic?
- Q 4.  John is a 16-year-old who loves to play soccer.His 18-year-old brother, Andre, passed out while playing basketballand has now been diagnosed with long QT syndrome (LQT1). Thecardiologist involved suggests...
- Q Explain one vaccine, include in your explanation:Name of the vaccine.Type of the vaccine.When should the person take this vaccine?How does this vaccine help the body?
- Q Describe the four stages of the normal bacterial growth curveand explain the growth patterns of each stage. Define the termsbinary fission and generation time.
- Q How does paired pulse-facilitation demonstrate Hebb's postulateand why is it transient?
- Q Please use simple terms so I can understand better. thanks!Why do cells need to multiply? Discuss a few reasons. Try to dothis without using the word “reproduction†or “reproduceâ€.Define homologous...
- Q You have been chosen for a very competitive undergraduateclinical internship at St. Visintainer’s Hospital and MetabolicClinic working with Dr. Saccharo, an expert in enzyme deficiencydisorders related to glycolysis. Before your...
- Q The image to the left is best described as what genetictool used to determine gender and chromosomalabnormalities?
- Q draw out step by step!! and have mini-explanations under eachstep explaining what is happneningSHOW THE peptide bond hydrolysis mechanism of how:a)cysteine proteases workb) aspartyl proteases workc) metallo proteases workd)how does...
- Q Whyis there moral tension in the concept of the physicianscientist?
- Q 4. Give an overview of how fatty acids are synthesisedin vivo and explain how the processis affected in diabetes. Precise details of the pathway are notrequired.(10 marks – 300 words)
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