Biology question and answers for August 10, 2023
- Q Which of the following choices does NOT correctly pair a biomewith some of its characteristics?Tropical rainforest – long cold winters, low plant speciesdiversity.Temperate deciduous forest – cool to cold winters;...
- Q Discuss the mechanism of primary active transport andprovide an example of how it is used in the kidney.
- Q For questions 2 and 3, write your null hypothesis, perform achi-square analysis, and answer the questions.2) Null Hypothesis:Class Data Observed Expected O - E (O – E)^2 (O – E)2/E  Green...
- Q 3) Write your null hypothesis, perform a chi-square analysis,and answer the questions.a. Null Hypothesis:DataObservedExpectedO - E(O – E)2(O – E)2/ERound Yellow910Round Green290Wrinkled Yellow320Wrinkled Green80b. Degrees of freedom =c. X2 =d....
- Q QUESTION 331.              Inorder to BEST test a causal hypothesis about an exposureand outcome, the researchershould                                           incorporatewhich of the following elements into their study?a.Randomly assign participants to the different groupsb.Ensure that the exposure...
- Q Eukaryotic cells:Select one:a. have a nucleusb. do not contain organellesc. some use complex structures for motility (movement) andfeedingd. all contain chloroplasts and mitochondriae. more than one of thesef. all of...
- Q a monohybrid cross can yield offspring with _____ differentgenotypes ?1,2,3,4, or impossible to predict?a women has an x chromosome with a disease allele, which of herchildren could inherit the disease...
- Q There are several types of DNA polymerases and RNA polymerases –yet there is only one ribosome. Why is that?
- Q Genes A, B, and C are linked on a chromosome and found in theorder A-B-C. Genes A and B recombine with a frequency of 6%, andgenes B and C recombine...
- Q Activity 4: Experiment (YOU PRETEND TO DO THISEXPERIMENT)The control group in an experiment is the groupwho does not receive any treatment and is used as a benchmarkagainst which other test...
- Q ​​​​​​​Describe how youcan use PCR to obtain a gene fragment X that can be cloned into aplasmid vector for expression of the recombinant protein. Includein your description how the PCR...
- Q Question 7A strain of E. coli is grown under aerobic conditions. However,this strain has an inactivating mutation in the enzyme thatconverts Pyruvate to Acetyl-CoA. What is the consequence of thismutation?1....
- Q why do africans have big nostrils?
- Q PART A) The color of tulips can be determined by the interactionof 2 loci. Tulips can be pigmented red (controlled by a dominantallele, R) or yellow (r). The second locus...
- Q 1.) Which of the following EXPLAINS why transcription aids watermove upwards?a. Water moves by osmosis from hypotonic areas, with low soluteconcentration into hypertonic areas.b. Water molecules stick to each other,...
- Q 3. Describe the difference between a homologous chromosome and asister chromatid
- Q Explain how the cytoskeleton participates in the functionalorganization of tissues, and discuss the role of adhesivemolecules.
- Q Trying to create a question on how vitamin D is up taken in thebody and the cycle that it plays a role in. I do not understand howits being uptaken...
- Q Your task is to solve the following problems. For each, you mustprovide a written response and a supporting Punnett square. YourPunnett square must be drawn by hand.The ability to roll...
- Q Q1 A research laboratory identified a gene X of medicinal valuein a plant species. You are given a small fragment of DNAcontaining gene X and the cloning vector pZoom. Maps...
- Q I need a detailed essay about 600 words to understand for thistopic : gene expression regulation of both prokaryotes andeukaryotes and compare them.
- Q I need a detailed essay about 600 words to understand for thistopic : bacterial impacts on the environment and human life.
- Q Complete the following table by writing the name of the cellstructure or organelle in the right hand column that matches thestructure/function in the left hand column. Structure/Function Cellstructure1. May store...
- Q Some sports such as figure skating, diving, dance, horse racingand boxing are more likely to place female athletes at risk foreating disturbance or disorder development. Discuss why you thinkthese types...
- Q Which of the following statements is a false statement about thesecondary immune response?a.) the secondary immune response produces less antibodiescompared to the primary immune responseb.) the secondary immune response is...
- Q Name any two parts of the compound light microscope and theirspecific functions.
- Q 1. explain the difference between an ionic, covalent, andhydrogen bond.2. draw and describe the electronic configuration pf NaCI beforeand after the transfer of electrons.3. what are the four major macromolecules...
- Q (a) A full explanation of the role of the endocrine and nervoussystems in maintaining homeostasis.(b) A detail explanation for both recessive and dominant geneticdisease inheritance. Please answer this two question
- Q How does an animal interpret the location of asound?  part of the brain is responsible for integrating this?
- Q Gene is: LOC_Os05g38000The gene name and chromosomal location. (Oryzabase)Number of exons and introns. (RGAP)Describe the expression pattern. This will require someresearch as there is no convienent Atlas.Can someone please help...
- Q xIdentifying the SkeletonsYou are a scientist specializing in investigating skeletalremains at the Earth Museum of Natural History. In today's mail youreceive a package of bones from some archeologists who have...
- Q sanger sequencing, and how base identity (A,T,C,G) isdetected using fluorescence. Can you explain what it means that theDNA is labeled with a fluorescent tag, and where that tag islocated?
- Q For the ribosomes on nuclear envelope, what would be theproteins made here do?
- Q Use the Heap class provided to implement a sort routine in a Main class where the user enters a series of values, each value is then pushed onto a heap,...
- Q Which of the following chemical groups is important in energytransfer?-OH hydroxyl group-NH2 amino group-SH sulfhydryl group-OPO32- phosphate group
- Q What is the difference between covalent bonds and ionicbonds?Covalent bonds are formed between atoms to form molecules;ionic bonds are formed between atoms to form compounds.Covalent bonds involve the sharing of...
- Q A competing commercial effort to sequence the human genome wasinitiated by the company Celera in 1997. How was their approachdifferent from the Human Genome Project?A. Libraries of individual chromosomes were...
- Q Look for an academic scientific research article on virusesthat can be used as a biological weapon.Summarize the article in your own words and include:objective, method, result, and conclusion (four sentences)....
- Q Weak interactions among amino acids that stabilize thetertiary structure of the protein include (list five):
- Q You are driving to the shops…What information is being detected by you/your body? Provide oneexternal and one internal example. For each, describe how thesensory information is being detected, integrated and...
- Q What role do KNOX proteins have in maintaining the apicalmeristem?
- Q You are the Coroner. Identify and explain the MANNER of death inthe following scenarios (adapted from Saferstein, 2018, Chapter).Why are you making that determination? In some cases, what morewould you...
- Q A cis-acting mutation that leads to MINIMAL expression of thelac operon would most likely be in the CAP binding site. Is thistrue or false, and why? Thanks!
- Q Kay is the nurse supervisor of a small clinic located on thecampus of a Midwestern college. In a single week, she treatedfifteen students (ages 19-24) with similar symptoms. They eachappeared...
- Q Cytogenetics of pumpkin
- Q 11. Two hypothetical populations of rabbits live on a mountain,one at low elevation and the other at high elevation. Rabbits atthe low elevation experience a mild climate and have short...
- Q You are conducting a case control study to determine if anassociation exists between melanoma and indoor tanning. From astatewide cancer registry, you identify 1,107 people who werediagnosed with melanoma during...
- Q Explain (write down) What makes a cell cancerous?
- Q Wehave learned that the plasma membrane that encloses eukaryoticcells has a variety of proteins embedded in it ​(the transmembraneproteins). Consider the functions of these proteins. Do you thinkthat there are...
- Q Are all genes turned on all the time in all cells? Why or whynot? (write down).
- Q 1. What is immunotherapy and why are people so excited aboutit?2. When Bill received a cancer diagnosis, his physician told himabout the grade and stage of the tumor. Which of...
- Q Describe each of the four classes of macromolecules (largepolymers) of living things, carbohydrates, lipids, proteins, andnucleic acids. Include the following items. monomer units (not forlipids) function and location of molecule...
- Q Replication of the E. coli chromosome starts ata particular point, the origin of chromosomal replication (oriC)and proceeds bidirectionally around the circularchromosome.A. Describe how the strands at oriC are separated to...
- Q 1. Louis Pasteur noted that microbes (which can grow eitheranaerobically or aerobically) consumed large amounts of glucosewhen grown without oxygen, forming lactic acid. However, when anexcess of oxygen was supplied,...
- Q 1. Which checkpoint and phase of the cell cycle is theexpression of BRCA1 and BRCA2 the greatest? What is the function ofBRCA1 and why would it make sense that its...
- Q Distinguish between \"good\" and \"bad\" cholesterol. In yourdiscussion, include descriptions of HDL and LDL explaining whichtype of cholesterol is detrimental to your health and why.Format: 12 point font, Times New...
- Q What are the functions of fats and lipids list 5 things
- Q To avoid the loss of terminal sequences different organisms usedifferent strategies to replicate their DNA.A. What features of the chromosome does E. coli have tocircumvent this problem? Provide a detailed...
- Q A species of mouse F1 testcross gave rise to the F2phenotypes:Short hair wildtype, short tail 625 Short hair wildtype, longtail wildtype 48 Long hair, long tail wildtype 645 Long hair,...
- Q 1.) During Phloem transport, which of the following occur at, orclose to the SINK? Select all that applya. Sugars move out of sieve tubes by active transport.b. Sugars move into...
- Q Provide a power point presentation on metabolism andpharmacokinetics/ toxicokinetics of arsenic compounds
- Q 1) do you think that parasites and pathogens have the potentialto control natural populations significantly? Why? How?. Provide anexample. (min. 300 and max 500).Please do not copy and paste from...
- Q How abiotic factors can influence populations in a way that isindependent of their local population density? (min. 300 words)Do not copy other sources and paste as your own answers!
- Q What new methods are required to effectively assess the risk ofresistance ?
- Q How do organisms come to live on newly formed volcanicislands?
- Q why are people with c8 deficiencies able to fightinfections?
- Q Botulinum toxin (Botox) is a neurotoxic proteinproduced by the bacterium Clostridium botulinum. It prevents therelease of the neurotransmitter acetylcholine from axon endings atthe neuromuscular junction and thus causes flaccid paralysis.Infection...
- Q 1. Determining Inheritance using PunnettSquaresA Punnett is a means to determine the genetic inheritance ofoffspring if the genotypes of both parents are known. Using Punnettsquares answer the questions about the...
- Q What is your opinion on the US government's response to the globalpandemic that we know call Covid-19?
- Q Explain (writedown) What is the general purpose of Mitosis vsMeiosis in normal cells?
- Q Ineed a presentation about Herpes virus
- Q How can risks of resistance to antibiotics be assessed?
- Q What chemical reaction and chemical ideas(chemistry principle)that apply to \"Anaemia treatment for low iron levels in blood \"??justify your answer with equations or example..
- Q What factors increase the risk of resistance to antibiotics inanimal?
- Q A zinc ion in the active site of an enzyme can speed upthe reaction by:A. Making a bound water molecule a more powerful nucleophile bydrawing electron density toward itself and...
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