Biology question and answers for July 07, 2023
- Q 2. Why do cancer cells utilize glycolysis overrespiration? The prevailing theory is that they choose todivert glycolytic intermediates into biosynthetic pathways in orderto support cellular proliferation. Briefly describe two ofthese...
- Q Compare and contrast how antibodies and GFP fusion proteins workto localize proteins.
- Q Summarize the advantages of multi-test systems like Enterotube andAPI test strips
- Q 1. ATP is needed to phosphorylate enzymes in the cascade pathwayfor glycogen phosphorylase. It also serves as an allostericeffector. A) Describe the effects of the cascade and the allostericeffects of...
- Q Explain how the sickle cell mutation results in the symptoms ofthe disease?
- Q What influenza virulence factor is responsible forattachment?A. hemagglutininB. neuraminadaseC. fusion proteinD. RNA-dependent RNA polymeraseE. angiotension receptorWhat is the reason people die from flu?A. High feverB. Bacterial-induce pneumoniaC. Heart failureD. Flu-induced...
- Q Operons are common in bacteria but not in eukaryotes. How do youthink the external environment of a bacterial cell versus aeukaryotic cell can dictate the organization of genes that arerequired...
- Q You have consumed an oven roasted turkey leg containingcarbohydrate (glycogen), protein (actin and myosin), and fat(triglycerides). Begin this essay by diagrammingand explaining the anatomy of thedigestive system (GI track and...
- Q 1.Describe one situation where a flower and its pollinator showcoevolution.A)What traits does the flower have that attracts a specificpollinator?B)What benefit does the pollinator receive? Â
- Q Describe the dramatic increase in the rate of obesity andexplain why it increased so dramatically. What is the significanceof sugar, fat, and salt? How can their significance be applied tothe...
- Q 1. A microbe using anaerobic respiration is most likely toreduce:Fe3+glucoseO2pyruvateCO22. In anaerobic respiration, glucose is oxidized to____.carbon dioxidewateroxygenATPNADH3. What is a likely final electron acceptor for a bacteriumusing anaerobic respiration?NO3-glucoseNAD+O2pyruvate
- Q Compare the life cycle of a fern to that of a flowering plant.What are the reproductive structures of the fern compared to thereproductive structures of the flowering plants? How do...
- Q You have a piece of double stranded DNA that is 300 basepairs and 50% guanine1, How many H bonds hold the strands together?2. How many purines are in the molecule?3....
- Q Mumps is a contagious childhood disease. A vaccine has beenwidely available for several decades now, leading to a dramaticdecline in the incidence of the disease. Data from the CDC showthat...
- Q In the course of evolution of theeukaryotic cell, the ability to store newly synthesized moleculesis associated with: a) the nucleus of prokaryotes, b) vesicles thatcontain enzymes that perform dehydration synthesis,...
- Q Does an organism respond in order to fit into the environment inan evolutionary sense or does the environment select the organism,or do both occur? Explain
- Q Filter feeding seems to be a very common strategy in aquaticanimals. Describe how filter feeding accomplished by animals indifferent lineages (i.e. phyla). What other functions can filterfeeding structures perform for...
- Q A.A plant of genotype CCdd is crossed to ccDD. An F1 of that cross istestcrossed to ccdd. If the genes are unlinked, the percentage ofC_D_ progeny of that cross will...
- Q Define and explain the concepts “personal problem†and “socialproblem.†Explain how obesity could be viewed as both a personalproblem and a social problem. Explain how the causes andconsequences of obesity...
- Q this is genetics btwIn a cross between true-breeding black and white mice, allF1 progeny are the same shade of gray. In a very largeF2 litter, there are 6 black mice,...
- Q Through this project, you may have noticed a wide variety ofphenological adaptations that different species of trees exhibit.For example, some trees may have developed leaves before flowers,while others may have...
- Q 1. In cystic fibrosis one amino acid is missing in the CFTRprotein. Explain why this mutant protein will not end up in theplasma membrane. (You may need to investigate the...
- Q Name two ways cells are able to move molecules againsttheir concentration gradient. What is this type of transport calledand is it possible to move molecules against their concentrationgradient without using...
- Q Disease of Coronavirus in humans- COVID-19a. Testing and detection methods so far usedb. Mode of transmission to humansc. Incubation periodd. Target organ and or affected body parts, effect on bodyorgan...
- Q Microbiology is in the news!All around us!Post a linkto an article, blog, report with a short comment/summary of hopethis applies to our course.
- Q A population consists of 100 individuals of the followinggenotypes: 55 AA, 25 Aa, 20 aa. Is this population inHardy-Weinberg equilibrium? Show work for possible partialcredit.
- Q 1. How to code for repairs, including guidelines for coding ofdecontamination and debridement and also simple ligation of nervesand exploration of severed structures
- Q A population consists of 100 individuals of the followinggenotypes: 60 AA, 20 Aa, 20 aa. Is this population inHardy-Weinberg equilibrium? Show work for possible partialcredit.
- Q Descriptive epidemiology is used for both scientific andadministrative purposes. Describe and provide at least one exampleof how descriptive epidemiology is used for scientific purposes anddescribe and provide at least one...
- Q Explain the evolutionary characters and similarities that existamong Docodonts, Triconodonts, Symmetrodonts, Multituberculates,Monotremes, Pantotheres, Placentals and Marsupials
- Q If you took a commercial hybrid variety (an F1 hybrid) andcollected seed (F2) and planted the F2 seeds the next season, howwould the F2 progeny compare to the F1 hybrid...
- Q I have the data for corn color and texture. These are the followup questions for the data.Color of Corn GrainsNumber of Purple (Red) Grains: 75Number of Yellow (White) Grains: 30Ratio...
- Q The human pathway for metabolizing alcohol starts with theenzyme alcohol dehydrogenase, which catalyzes the conversion ofethanol (C2H5OH) to acetaldehyde (CH3CHO). This is followed by thealdehyde dehydrogenase 2 (ALDH2, the enzyme...
- Q Compare and contrast the CELL MEMBRANE ofgram-positive and gram-negative cells.Be sure to include function,structure, and characteristiques in your answer.
- Q Explain, with a few sentences, how RNAi works as a defensemechanism against viruses and what is Cross-kingdom RNAi.
- Q 1. With mutation set to 0, migration set to 0, all genotypeswith equal fitness, and assortative mating set to 0, what would youexpect to happen and why?a. allele frequencies should...
- Q Name 2 colonization factors that allow N. meingitidisthe ability to colonize the nasopharynx.What mechanisms do Staphlococcus aureus possess thathelp with resistance to the host immune system?
- Q Why does E6V hemoglobin polymerize?
- Q How can genetic linkage be used to mapdisease-associated loci? Use the identification of CFTR asthe causative loci for CF via linkage analysis as an example inyour answer. GWAS and linkage...
- Q Explain why the same individual can be told they havedifferent ancestry composition when the same data is analysed bydifferent ‘studies’. What other factors do you think might affectthe outcome of...
- Q Thamnophis sirtalis garter snakes eat poisonous newts,Taricha granulosa, containing tetrodotoxin. Resistance totetrodotoxin is highly heritable in these snakes. Garter snakesmust also escape predators by moving quickly, and crawling speed isalso...
- Q QUESTION 14Leber’s hereditary optic neuropathy is a condition that leads toblindness. It results due to a lack of chemical energy (ATP) incertain cells of the eye. Based on your knowledge,...
- Q Please give the genus and species for each question.1. The colonies are typically large, gray-white opaque colonieson blood agar. Some strains are beta hemolytic. On MacConkey agarthe colonies appear red...
- Q Explain the statement, “Thermodynamics determines the directionand regulatory capacity of metabolic pathwaysâ€
- Q Draw a cell containing such a channel before and afterapplication of GABA, indicating ionic movements through thechannel. Next, draw a trace of membrane potential Vm over time fora cell before...
- Q Genotyping chip: screens for known and common pathogenicmutations or by nucleotide sequencing of the entire CFTR gene. Itwill compare genotype to wildtype reference genotype.What are the advantages and disadvantages of...
- Q The following questions refer to the essential steps inmeiosis described below.1. formation of 2 newnuclei, each with n numberchromosomespresent2. alignment ofdyadsat the metaphase plate3. separationof sisterchromatids4. separationof thehomologs; no uncoupling...
- Q HbS, the variant of hemoglobin responsible for sickle-cellanemia, aggregates into long chains in aqueous, biologicalconditions (pH 7.4, 37oC, some salt and bufferpresent).Explain this phenomenon from a molecular point of view....
- Q What is proximate analysis in animal behavior?
- Q During the 1940s, military ships from the South Pacificaccidentally introduced brown tree snakes from Australia to theisland of Guam. These snakes eat birds, lizards, and small mammalsin their native range...
- Q 1.Discuss the possible health effects of a high sodium diet2.How was your sodium intake? See the Nutrition Report andidentify the amount consumed. Did you meet or exceed your sodiumtarget? If...
- Q Explain what physiological parameters the amplitude of pulserate (BPM) would be correlated with and why?
- Q Explain how the translation of an open reading frame in TrpLmRNA in the presence or absence of tryptophan affects the formationof a terminator stem-loop.
- Q what affect does coronavirus have on our bodies
- Q List at least two mineral corticoids and describe their generalchemical structure, their target cells and general action, and themechanism of control for mineral corticoids.
- Q For each of the interactions below, list the type(s) of organisminteractions occurringScenarioType(s) of Interactions   A deer eating leaves of a treeA plant calling the predatory wasps of the caterpillars eatingitA...
- Q discuss your thoughts on the connection between Nature (your genepool) and Nurture (your lifestyle habits).
- Q Describe ascompletely as you can the complete feedback system for the controlof Spermatogenesis. Include in your answer:                       a.        cells and celltypes involved in regulating factor/tropic hormone/hormoneproduction and secretion                       b.        feedback loopand sites...
- Q Describe ascompletely as you can the complete feedback system for the controlof Oogenesis. Include in your answer:                       a.        cells and celltypes involved in regulating factor/tropic hormone/hormoneproduction and secretion                       b.        feedback loopand sites...
- Q List and describe in detail the maternal factors that can affectprenatal development.
- Q What is the only Cell Junction in Plant cells? Why doPlant cells only have one type of Cell Junction?Explain Cell-Cell signaling involving SignalTransduction and G-Proteins.
- Q 3 reasons why people choose to drink alcohol eventhough they know it's dangerous and tell 3 things that could bedone to discourage them
- Q What are five key characteristics of the family Asteraceae?
- Q You have a sample of ssDNA molecule that you will use as aprimer for PCR. You dissolved the dried ssDNA peller in TE to atotal volume of 400 ul to...
- Q 1.botanical facts about black-eyed peas and botanicalingredients found in black-eyed peas2. nutritional value of black-eyed peas and secondarymetabolites of black-eyed peas3. how is black-eyed pea cultivated or made4. botanical facts...
- Q What are five key characteristics of the family Violaceae?
- Q Cytokines, Chemokines, and Their Receptors​-Note several ways that cytokines regulate the immuneresponse,-emphasis on mechanisms to slow down or limit the immuneresponse.-In your answer, discuss why you think these control featuresare...
- Q What is a ribosome cycle? Explain.
- Q What is the difference between primary algae and secondaryalgae? Six major groups of algae. How are they classified intothese groups, and what is unique about each group? What is thedifference...
- Q DNA and RNACompare and contrastDNA and RNA. Discuss why humans did not evolve with one centralrepository of DNA, but rather it is replicated throughout thebody?Your assignment shouldbe 250-500 words in...
- Q TRUE OR FALSE4.    During the Sportion of interphase the DNA making up each monad is duplicated,and the two sister chromatids remain together in the region of thedyad called the centromere.5.__ Cytokinesis...
- Q Question explain in detail:Explain alternation of generations in the life cycle of anorganism. Use an example from the plant kingdom and discuss howthat group of plants (Gymnosperm, Angiosperm, etc.) accomplishesreproduction...
- Q What are five key characteristics of the family Rosaceae?
- Q Mendel performed a genetic experiment on dinosaursinvolving three different traits as following:Green skin color (G) is dominant over brown skin color(g)Red-eye color (R) is dominant over yellow eye color(r)Long leg...
- Q The five major steps involved in a predation act canbe summarised as 1) preyperception, 2) prey approach, 3) prey seizure, 4) prey dispatch and5) preyconsumption. Apply your knowledge of reptiles...
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