Biology question and answers for August 12, 2023
- Q Which are functions of the signal recognition particle(SRP)?to pause protein synthesis as the signal sequence emerges fromthe peptidyl exit tunnelto deliver the nascent polypeptide to the SRP receptor on theendoplasmic...
- Q a. Identify hydrogen bond donors and acceptors in eachWatson-Crick base pair. Why won't adenine base hydrogen bond withcytosine or guanine hydrogen bond with thymine?b. Name an important structure stabilized by...
- Q 1. Why is it important to maintain good nutrition duringpregnancy?2. Are cravings during pregnancy real or a myth?3. Which is better breast milk or formula milk or is there evenmuch...
- Q Â A nursing student is considering working for apediatric endocrinologist after graduation and is concerned abouther ability to gain sufficient knowledge to respond to questionsfrom patients and their parents about various...
- Q Discuss the life cycle of the jellyfish Aurelia. Isthere an Alternation of Generations in the life cycle?Explain.
- Q When looking at data on average life expectancy in differentdeveloped countries, the average life expectancy in the UnitedStates is significantly lower than that of many other developedcountries. What are three...
- Q Post your original \"primary post\" of at least 125 words for oneof the following three bulleted items. Also, reply to a fellowstudent on any topic.(1) Trophic Cascades in theSerengeti. Watch...
- Q 1. If all cell types have the exact same genome, how can they bedifferent from one another?2. do you think transcription through introns is sufficient toexplain transcription of 75% of...
- Q Miracle RiceRice is staple food in Asia. In the 1950s, Asia faced foodshortage and an impending famine. If you have relatives that livedin Asia during the ’50s and ’60s, they...
- Q human growth hormone (HGH) has been taken by athletes to gain acompetitive advantage. This protein is also found naturally.Assuming that blood contains HGH, describe a test that could bedeveloped to...
- Q answer the following questions1 what are the six keys that determine the RUG threegroupers.2 what are the three components that together reflectthe cost of the particular procedure3 what are the...
- Q 1.How can you identify wheather an unknown cell is an animal, plantor bacterial cell?2. How do materials move the lysosomes organelle?
- Q In detail describe the function of centrosomes in mitosis aswell as how extra centrosomes are able to cause aneuploidy.
- Q AfterGreg LeMond won his first Tour de France, he was shot in the backduring a hunting trip. This accident seemed to trigger a downfallof his health, even though he went...
- Q 1. What is the importance of generating isolated bacterialcolonies?2. Describe how a bacterial sample would be obtained from andinoculated into each of the following types of media.Agar slant:Agar plate:Broth:4. What...
- Q True or false One of the most important principlesgoverning an ecosystem is that the inputs to the ecosystem areequal to the outputs
- Q Would you be more likely to find single nucleotide polymorphismin the protein-coding or in the noncoding dna of the human genome?Please explain, I do not understand the key.
- Q what use is the nitrogen fixed by the cyanobacteria tomankind?
- Q Experiment 2 – Light Independent ReactionAfter the light dependent reaction, the light independent takesplace. During this phase, also known as the Calvin Cycle, theenergy generated in the light independent phase...
- Q Part A: What is the probability of producing and F1 offspringthat phenotypically resemble either parent from the cross?AaBbCC x aabbCcNote: Assume that capital letters represent completely dominantalleles.Part B: Same cross....
- Q Greg Wilson, a 65-year-old man, is diagnosed withpneumonia. He has a history of congestive heart failure. Hisphysician has ordered an antibiotic for the pneumonia and he takesdigoxin every day.As the...
- Q Please explain why B is the correct answer, I know on the5'---->3' it goes reverseand 3'-->5' it goes forward.......I got lost after this.Please explain. Will give a thumbs up.-----Which of...
- Q Diseases that occur at consistent annual rates within a countryare referred to as:EpidemicPandemicEradicatedEndemic
- Q It is illegal to use primates in product testing research;however, primates are used in biomedical and behavioral research.Can you describe any interesting research which utilizes non-humanprimates as subjects? Did you...
- Q 1. Why was it important in this case to identifySalmonella Typhi in the feces of the restaurantworker?Wouldn’t the discovery of any bacterium be adequate?2. Which of the three isolation techniques...
- Q You are a researcher in a biochemistry lab which investigates anovel, globular protein production by yeast. The director of thelab asks you to produce and purify the protein. Unfortunately, youcould...
- Q Which group is the furthest from the other two,evolutionarily-speaking?-Eukarya-Archaea-Bacteria
- Q To date, which is the most biomes is evected by the human?
- Q Part A: In a disputed parentage case, the child is blood type O,while the mother is blood type O. What are the possible bloodtype(s) for the father?Select all that apply.OBAABPart...
- Q 4. List 5 examples of tropical fruits, including their family,Latin binomial, and a distinguishing feature.
- Q 6. Assessing the population size of organisms is important indetermining whether a species requires special conservation effortand in helping to manage sustainable harvesting of food.a) Why is it important to...
- Q An annotated diagram that identifies a possible treatment andexplains the steps needed to apply the treatment for Asthma.
- Q Describe how a child with one blue eye and one brown eye can beexplained through X inactivation. Include the mechanismsinvolved.
- Q Please answer and I will give good ratingYou have identified a new species of fruit fly and adults have 6chromosomes. You also discover that this species performs mitosisand meiosis as...
- Q What is the role of acetylation in terms of histones and geneexpression?
- Q For which experiment will you create a standard curve, usingabsorbancy, or a pre-defined scale?a.Benedic'ts testb.Iodine testc.Biuret testd.Sudan test
- Q Red-green color blindness is due to an X-linked recessive allelein humans. A widow’s peak (a hairline that comes to a peak in themiddle of the forehead) is due to an...
- Q Describe key strategies for reducing the transmission ofinfectious diseases.
- Q cansomeone explain to me what osmolality is.? i am having a hard timeunderstanding it
- Q Summarize briefly the current status of nanotechnology and whatis known about its risks to human health.
- Q Q # 7: Explain the difference between the glutamate hypothesis,dopamine hypothesis, and the serotonin-dopamine hypothesis ofpsychosis.Q # 8: How are third-generation antipsychotic drugs differentthan first-generation antipsychotic drugs?Q #9: How can...
- Q Describe the process of mitosis, and its role in the cell lifecycle.
- Q From the perspective of adaptation, does it matter if traitsunder selection arise in another species versus already occurringas standing genetic variation or as a new mutation within alineage? What implications...
- Q Problem 2. You wish to determine theenergy content per gram andCalories per serving of achocolate chip cookie and a bananabread slice from the Student Union to decide which is less“fattening.â€...
- Q Compare and contrast asexual and sexual reproduction methods,and describe various types of asexual reproduction.
- Q a) In three sentences, describe the process of fertilization inhumans.b) What prevents polyspermy?
- Q List and define the key scientific and methodological domains ofenvironmental health and their relationship to one another.
- Q Explain in simple terms how pollutant gases increase thetemperature of the troposphere, and describe the anticipatedenvironmental and human health effects of global climatechange.
- Q Tim and Rebekah have five girls and they are planning to havetheir sixth and last child in the fall. Tim is very concerned thathis bloodline will be lost as he...
- Q The relationship between economics and integrated pestmanagement.
- Q Please answer 1-7Bacteria such as E. coli and Salmonellaproduce invasins that affect the host’s cells, thus causing thehost cells to __________.release tumor necrosis factors (TNFs)produce iron-binding proteinsengulf the bacterial celldestroy...
- Q Please answer 1-7Based on LD50 values, which of these is the mosttoxic/lethal?Botulinum toxin: LD50=0.03 ng/kgShiga toxin: LD50=250 ng/kgStaphylococcal enterotoxin: LD50=1350 ng/kgAbrin toxin: LD50= 20,000 ng/kgWhich of the following is not...
- Q 1)The transcription of many bacterial genes relies on groups calledoperons. What advantages are there to having genes arranged in anoperon, compared to the arrangement of genes in eukaryotic cells?2)What characteristic...
- Q 1)Ravi and Jonathon, friends from high school, accidently meeteach other in the doctor’s office. Each is seeing the samegastro-intestinal specialist for health concerns, both related todigestion / intestinal problems. Ravi’s...
- Q The causative agent for elephantiasis is the roundwormWuchereria bancrofti which is an example of a(n)___________________?protozoanalgahelminthnone of theseIn an A-B exotoxin, which component binds to a receptor on thehost cell?the A...
- Q 1)What are double-strand breaks, and how does homologousrecombination repair them?2) What types of genes are transcribed by RNA polymerase I,II, III? Be sure that it is clear which genes are...
- Q After paired chromosomes align at the cell's\"equator\", what happens to each of the chromosomes in mitosis?
- Q 1.The amino acid serine is classified as a(n)_________________________________________________ amino acid.2.A type of chromatography that fractionates proteins based ondifferences in their size is ____________________________________chromatography.3.In Anfinsen's experiments on the structure and function...
- Q 1. ______________________ signaling is a general category ofsignaling in which a membrane bound signal on one cell activatesreceptors on an adjacent cell.2. Fatty acids with two or more double bonds...
- Q 1. In Drosophila again, a red-eyed heterozygous femaleis mated with a red-eyed male.A) What are the phenotypes of their male offspring?B) What is the expected ratio of those phenotypes (in...
- Q You have a fossil that you want to radioactively date. You runan analysis using Carbon14, and you find that your fossil contains0% Carbon-14, and 100% Nitrogen14. What does this mean,...
- Q As an aspiring gardener, Thomas hopes to use knowledge gained inbiology class to better understand his tomato plants.A.  Thomas weighs his tomatoes after harvest, andnotes that tomatoes are made up primarily...
- Q You are an aspiring biologist and you want to document the sizeof a sea turtle population over time. Starting with the vitalrates, describe the different factors that will directly impact...
- Q Please answer 1-7Which of these has the potential to differentiate into eithermyeloid stem cells or lymphoid stem cells?erythrocytesmast cellspluripotent stem cellsplasma cellsInnate immunity involves which components of the human body?skinmucusblood...
- Q Compare and contrast parasitism, herbivory, predation andmutualism (2pts). Give an example of each, and discuss how therelationships of these might change over time (3pts).
- Q 1. Select statements that are true regarding the function of theprotein with the sequence provided below:MKSKILYGPSPVYPLESGTGGEHIHKYISKYAKIPGCVAMTNAHTKENLFYAELVELTCKLAHSLKRYGVTQESTIAVCSENSLQYFIPMISGLYIGAVTAAVSDKYDERELISCLNLSKPSLVFCSQQTLAKILQVKPKLDYIKKILVLDSVDNVDSMQSMHNLILKHCHPDFDVKHFKPDSFNDQKVAMILNSPGSTGLPKGVMLTHKNLLVRFCHCKDPIFGNQISPGTAILTAIPFPHGFGMSTVLGYLTCGFRIVLMHTFDSQLYLQSLQDYNVESTVMVPTLMTFFAKSPLVENYHLPNLKEIASGGAPLSKEIGEAVAKRFKLRTIRQGYGLTETTSTILITAAGEVVPGSTGRLVPFFAAKVVDCTSGEALGSNEVGELYFKGDMNMKGYCNNPEATAEMIDNDGWLHSGDLGYYNETGHFFIVDRLKSGIKYKGYQVAPAELEGILLTHPSIMDAGVTGIPDEYAGELPAACVVLKPGHNITEKSLVNYVSSRVSSVKKLRGGVRFVDEIPKGSTGKIDTRALKEILQKPKSHL*It is an enzyme.The sequence is an exact match to Aquatica lateralis.The substrate for the...
- Q Discuss the medical and epidemiological features thatyou would expect to be associated with a novel Avian Influenzavirus epidemic
- Q A germ cell divides to give rise to two daughter cells. Each ofthe two daughter cells then divides to give rise to two daughtercells. Is the genetic information found in...
- Q discuss how Japan's health care policy would be a goodpolicy moving forward in the United States. Support your reasoningwith research from your text and outside readings.text: isbn- 9781284120240chapter 3
- Q 1.The procedure used to align many sequences at the same time iscalled: *diversity sequence alignmentmultiple sequence alignmentlocal alignmentmultiple statistical alignmentsubstitution matrix alignment2.The method of alignment that tries to align regions...
- Q A long, dismal history tells of charlatans who makeunfounded promises and take advantage of people at the time whenthey are least able to care for themselves. The clinical trialprocess is...
- Q How should students prepare to use chemicals in the lab? Selectone or more:Sort the lab chemicals in alphabetical order for quickaccess.Become familiar with the chemicals to be used, includingexposure or...
- Q Discuss the levels,role, and importance of regulatinggene expression within bacteria
- Q 1)Water has a high boiling point and low freezing point, highself-cohesion, and lower density in the solid phase than in theliquid phase. All these properties can be attributed to______________.the ability...
- Q Explain what steps should be taken to combat anepidemic (20marks)
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