Biology question and answers for October 08, 2023
- Q 2. The hydrolysis of ATP is the cell’s most commonly usedexergonic reaction when performing energy coupling. Explain energycoupling, why it is necessary, and how the hydrolysis of ATP fitsinto the...
- Q DCMU is marketed as an algicide and an herbicide. It works byblocking the binding site for plastoquinone on photosystem II.If DCMU blocks plastoquinone from binding to photosystem IIthen in what...
- Q Is this a good answer? Would you add anything to it? Thankyou1) Scientists have observed temporary suppression of B celldevelopment in bone marrow during infection with a number ofviruses, including...
- Q Question 1. Cystic Fibrosis (CF) is an exampleof a protein mis-folding disorder since most of the mutationsassociated with CF lead to the improper folding and processing ofthe plasma membrane-localized Cystic...
- Q 1. Of the following events, which occurs last during meiosis andthe preceding interphase in a male?a)The X and Y chromosomes replicateb)The X and Y chromosomes pairc)The X and Y chromosomes...
- Q RECOMBINANT DNA REVIEW1. How are genes cut into pieces, in preparation for recombinantDNA cloning?2. What enzyme is used to securely paste a new piece of DNA intoa recombinant DNA molecue?...
- Q 1. Which of the following statements is FALSE?A. The amino acid pool is the body's total supply of amino acidsin the body's proteins.B. Fats and carbohydrates are oxidized directly to...
- Q Isle Royale SimBio lab model:You have accepted a position with the U.S. Fish and WildlifeService. You are asked to advise the U.S. Park Service on likelyfuture population fluctuations in wolf...
- Q How does each molecule of NADH generate 2.5 ATPs after electrontransport and oxidative phosphorylation?Why does FADH2 only generate 1.5?
- Q List three places outside of Africa where sickle-cellanemia is fairly common in the indigenous population:Why hasn't the sickle-cell trait died out?What is the ultimate source of biological variation?What is the...
- Q a)List 6 concerns in opposition to the de-extinction researchand reintroduction. For each concern, list the counterargument byproponents of the de-extinction argument.b) What is the Theseus’ Paradox? How does it apply...
- Q DNA,polypeptide,andpolysaccharidesarethreemajortypesofbiopolymers.Asmentionedduringtheclass,theyallexhibitdirectionality.DNAcarriesgeneticinformation,andthesequenceofpolypeptidedeterminesitsfoldingstructure.Isitpossiblefor polysaccharides tobeinformational?(Hint:considerhowmanytypesofmonomersinDNA,polypeptide,and polysaccharidesoftheintroductorycourse)
- Q INFECTIOUS DISEASE CASE STUDY 17- Gram - CoccobacilliThree-year-old Michael is brought to the emergency room of a largemetropolitan hospital by his parents. What began about a week agoas a seemingly...
- Q In an epidemiologic context, define and explain the termconfounding. Include in your description an example of confounding.Describe one approach that may be used to mitigate the effect ofconfounding in the...
- Q discuss the mqin qpplication of the Hardy-weunberg principle inevolutionary biology.
- Q List five foods from your culture or your family food traditionsthat are prepared using a microbial process. Describe the type ofmicrobial process used to prepare the food item, any history...
- Q short answer on each questions.1).  which biome is found on the easternUSA? name and describe its 3 distinct layers.2).  what is an ecological pyramid? Howdoes it display the 10% rule?3).   ...
- Q 3. Describe the two major routes by which the amino groups areremoved from amino acids: transamination, oxidative deamination.Describe the role played by pyridoxal phosphate, glutamate,α–ketoglutarate, and glutamate dehydrogenase in theseprocesses.
- Q 6. Describe the urea cycle in terms of the cellular location,the nitrogen donors, and energetics
- Q Case 1: Pyruvate Kinase (PK) catalyzes the rate-limiting,ATP-generating step of glycolysis in which phosphoenolpyruvate(PEP) is converted to pyruvate. Multiple isoenzymes of pyruvatekinase exist in mammals: type L, which is found...
- Q In2004, Israel switched from using OPV to using IPV. Then, afterwild-type polio was found to be circulating in the population in2013, a supplementary OPV program was begun for children who...
- Q Description: In order to go from glycolysis to the citric acidcycle we first must harvest pyruvates into acetyl CoA’s. Thisprocess involves many small steps which result in the main entrancein...
- Q 1. Two approaches for correcting single-gene defects are genetherapy such as is discussed in Section 3-5D and the CRISPR–Cas9system. Explain why the CRISPR–Cas9 approach can potentiallyprovide more complete restoration of...
- Q Explain the different ways in which the Presocratics wrestledwith and attempted to explain the problem of change (that is tosay, the question of how change is possible at all).
- Q 1) Describe 5 different events in geological time in terms ofthe changes happening to species on the planet and what thosechanges were happening. (10)2. You are kayaking with a friend...
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