Biology question and answers for June 03, 2024
- Q In which phase or phases of the growth curve is there very little change in total viable living cell numbers SELECT ALL THAT APPLY meaning multiple answers may be correct...
- Q The phosphotransferase system is called that because O a phosphate is lost when ATP is hydrolyzed to provide energy to get glucose across the membrane O a phosphate group is...
- Q The shortest lag period would most likely be observed in the transfer of a microbial culture O from a complex medium to a fresh complex medium O from a complex...
- Q Consider the definition of energy and how energy and mass interact in the biosphere Determine which of the following scenarios would violate the first law of thermodynamics People who exercise...
- Q From the graph below the reaction that has the highest rate of product formed is the one catalyzed by Activation Energy Cat BHD Uncatalyzed Erayma A Erazyme B Reaction Progress...
- Q Many enzymes cannot recognize a stereoisomer of their substrate Some enzymes accept any of a whole group of substrates Carboxypeptidase recognizes any of the amino acids from the carboxyl end...
- Q as are placed in an aqueous solution The entropy of the phospholipids decreases and the entropy of the entire system also decreases The entropy of the phospholipids increases and the...
- Q When the AG of a chemical reaction is positive Keq 1 0 under standard conditions O reactants and products are at equilibrium products predominate over reactants reactants predominate over products...
- Q Which of the following is likely characteristic of pyruvate dehydrogenase ty of allosteric effectors both inhibitors and activators he complex that binds to Pyruvate dehydrogenase has at least two conformations...
- Q S Km S Km both S Km and S Km Question 32 1 point 4 Listen The image shows a hypothetical enzymatic pathway with four enzymes labeled E1 E2 E3...
- Q ving classes of enzymes Transferases Ligases Hydrolases Oxidoreductases Question 28 1 point 4 Listen A classical noncompetitive inhibitor will affect the Km Vmax of an enzymatic reaction
- Q an endergonic system equilibrium an exergonic system the biochemical standard state for cellular reactions mosphere and a Question 42 1 point 4 Listen Succinylcholine is structurally similar to acetylcholine If...
- Q bind to the active site of an enzyme through noncovalent bonds are often toxic to cells have only a temporary effect on enzyme activity are not active against ribozymes Question...
- Q Enzyme enegry Entropy Activation energy O Substrate energy Question 34 1 point 1 Listen Consider a situation in which the enzyme is operating at optimum temperature an pH and has...
- Q enzymes do not function as well at temperatures other than the optimal temperature bacteria reproduce more rapidly at higher body temperature sweating removes prosthetic groups from biological enzymes the higher...
- Q All animals are made of cells All organisms are made of many cells Cells arise spontaneously from organic matter O Viruses exist independently of cells Question 20 1 point Listen...
- Q separating DNA from mixtures genome editing testing rodent social behavior Question 21 1 point 4 Listen The limit of resolution can best be defined as O the distance that two...
- Q Fatty acids Steroids Chaperones Polypeptides Question 18 1 point 4 Listen The complete folding of polypeptides into proteins can be attributed to which of the following O electrostatic interactions hydrogen...
- Q Monomers are removed from polymers by condensation hydrolysis O substitution neutralization reactions
- Q ter spread on the surface of the moon what effect would it have temperature If we could keep a layer Because water has a high heat of vaporization the temperatures...
- Q After shaking the vinegar and oil levels separate based upon polarity and density To this you add glucose and sodium citrate and shake again Where do you expect to find...
- Q Bond energy is directly proportional to bond stability such that the more stable a bond is the more energy will be required to break it There is no relationship between...
- Q 4 Question 14 1 point 40Listen The electron microscope has much better resolving power than the light microscope because living samples are used in electron microscopy the wavelength of the...
- Q ressed You would be studying the macrophage information O amplicon genome transcriptome metabolome to obtain this Question 6 1 point 4 Listen Which of the following is not a fundamental...
- Q Glucose 6 phosphate Adenosine triphosphate Amino acid Aminoacyl tRNA Question 12 1 point Listen Which of the following is an informational macromolecule ODNA ATP O Starch Glycogen
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