Biology question and answers for September 10, 2023
- Q Discuss the factors affecting the permeability of the plasmamembrane. Cite references
- Q Explain the growth curve of microorganism and the factorsinvolved in each phase. ​
- Q Inmany assays the K65A RT mutant shows a reduction in RT activity.using the structure papers, explain the reasoning behind thisphenotype
- Q In rats, gene B produces black coat color if the genotype is B–,but black pigment is not produced if the genotype is bb. At anindependent locus, gene D produces yellow...
- Q Predict how BOTH the ability to generate an action potential ANDthe shape of the action potential might change under the followingconditions. Explain your answers.-Decrease in extracellular K+ concentration-Increase in number...
- Q I have somequestions that I need answe for them1) Actionpotentials are said to be “all or none†responses. Why doesthe CAP that youmeasure in the frogsciaticnerve give a graded response?​​2)...
- Q Before reading thesearticles, state your current knowledge and opinion about theimportance of pollinators to plants and other organisms such ashumans. Then read about from the websites of Colony collapse ofbees...
- Q Microbes can be classified according to the range of temperaturein which they can grow.Describe the different categories of microbes with temperaturerequirements for growth.Give examples of microorganisms in each category of...
- Q While considering cell signaling, what are two factors that caninfluence the speed of cell signaling within a cell?
- Q SAQ 4: Tissues1Â Â Â Â Â Â Â Â Â Explainthe relationship between cells and tissues.2Â Â Â Â Â Â Â Â Â What isthe definition of a meristem? Do any animals have Meristems?3Â Â Â Â Â Â Â Â Â What isthe difference between primary and secondary growth in plants?4Â Â Â Â Â Â Â Â Â ...
- Q how to find genotype from an electro gram with basepairs
- Q 1) Discuss the role of NAD+ and FAD in cellular respiration.2) give the balanced equation for the complete oxidation of oneglucose molecule3) Name 3 stages of cellular respiration. Outline where...
- Q List 2 similarities and 2 differences between Fats andCholesterol.
- Q while viewing a slide with the $X objective lens, you notice aninteresting specimen and would like to zoom in on it. You switch tothe 40X objective lens. However, your specimen...
- Q 7. For angiosperms, describe the relationship betweenthe sporophyte and gametophyte in terms of nutritional dependenceand size.a. Is the gametophyte dependent on the sporophyte at anytime during the life cycle? If...
- Q Wolves in the northern Rockies were protected as a threatenedspecies until very recently. The last few years they were legallyhunted in MT and ID. a. Why are people hunting wolves?...
- Q Cholera toxin inhibits the Na+/K+ATPase activity of intestinalepithelial cells. Resulting with decreased uptake of glucose.Describe why inhibiting the Na/K+ ATPase pump affects glucoseuptake in the intestine.
- Q At four UK hospitals, patients with severe asthma were screenedfor fungal sensitization by skin prick testing. those 3,610 whowere positive by skin prick were randomized to one of two treatmentregimens:...
- Q Pick a protein of interest.->insulinUse the Blast tool to find protein homologs of your protein andsubmit blast search.Use the multalign tool to align five of the homologs and submitalignment.Identify conserved...
- Q The Stability of the DNA double helix depends significantlyon:I. Hydrogen bonds between phosphate groupsII. Stacking interactionsIII. Hydrophobic exclusionIV. Calcium IonsA) I, II, III, IVB) II, IVC) I, IIID) II, IIIPlease...
- Q In your first meeting as a conservation manager at a globalconservation NGO, your colleagues present the plan for a newcampaign focused on conservation in two of the world’s‘mega-diverse’ (i.e. most...
- Q Scientists argue that we are now in the 6th major extinctionperiod, yet very few global extinctions have been documented in thepast few hundred years. Explain a) two reasons for this...
- Q You are the parent of a child who is enrolled in an elementaryschool. You are discussing the controversial topic of vaccinationwith another parent, who argues against it. How do you...
- Q Look up the structures for vitamins A, D, and E. Compare them toa water-soluble vitamin, such as vitamin C. Given the structuresfor A, D, and E, why would these vitamins...
- Q Most antimicrobials that arrest protein function arenon-selective as to the microbes they affect. Why would this be?What would the effect of these agents be on human skin or tissue,if applied...
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