Biology question and answers for June 10, 2024
- Q Choose the appropriate answer oin our shop today for the best prices Olocally own locally owned
- Q Question 49 Points 3 What is the meaning of the suffix ure example censure A state of Relating to Process To make
- Q Question 58 Points 2 Read the following and answer the following question Nutrient animal feed not only keeps animals away from diseases but also enhances the quality of the products...
- Q DNA Synthesis 3 S Replication Fork Identify which of the strands above would be the template for the LEADING strand Identify which of the strands above would be the template...
- Q National Association of Colleges and Employers NACE Career Competency Crosswalk Link https www naceweb org uploadedfiles files 2022 resources 2022 nace career readiness development and validation pdf reer Competency eer...
- Q 1 Genetic Engineering Here s an idea for treating advanced melanoma the most serious kind of skin cancer genetically engineer white blood cells to better recognize and destroy cancer cells...
- Q Seed Abundance g m2 B 12 Daphne All Edible Species Rese 4 4 1975 1976 I 1977 I 1978 1 Figure 3 Changes in Geospiza fortis population and seed abundance...
- Q Rachel Miller has been dancing since the age of four performance arts runs in the Miller family starting sister Janet isn t too fond of singing and dancing she s...
- Q You are working on the trp operon in a lab and are working with two mutants In Mutant A the operator region of the operon carries a mutation that decreases...
- Q With the discover of the myriad roles that RNA plays in the cell and the work that many scientists have done on how to stabilize RNA make it less immunogenic...
- Q In early experiments on RNA interference it was discovered that a 20 to 25 nucleotide long single stranded RNA ssRNA whether sense or anti sense meaning matching the sequence of...
- Q In small groups students will a create a paragraph addressing the following question Why does how we approach fear matter
- Q A In experimental molecular biology why do you think that the use of RNAi is called a knockdown experiment in contrast to a situation where a gene is knocked out...
- Q wing questions about RNAi A Why can t RISC use double stranded RNA as a guide to bind to the target mRNA Why does it need to unwind the double...
- Q How much of the male s genes are in the offspring 1o O O one third all one half
- Q Click and drag on elements in order Order the complexes in the electron transport chain from first electrons enter to last electrons exit Start at the top i Instructions NADH...
- Q Match the electron carrier with the amount of ATP that can be produced when it donates electrons to the electron transport chain Instructions NADH FADH 2 5
- Q Question 3 What evidence supports the claim that cells make more 1 point energy when they have more oxygen
- Q Question Points 2 In Common Sense by Thomas Paine what is considered as a great sin committed by the ancient Jew Worship of idols Enslavement of people Request for a...
- Q Question 3 Points 2 According to Thomas Paine in his essay Common Sense What is the only bond that can tie and keep them together Being Americans Provinces of Great...
- Q In his essay Common Sense what does Paine suggest that America can build O Universities Libraries Army headquarters Navy
- Q F The simple stain technique employs two or more dyes The simple stain technique is performed on live bacteria The simple stain technique involves a heat fixation step F During...
- Q pts Consider the RNA strand shown below Draw the mechanism of cleavage of this e by RNAase A from the beginning until the formation of the cyclic RNA intermediate HO...
- Q system except molecules is an electron carrier in the electron transport iron sulfur proteins coenzyme A iron containing cytochromes flavoproteins Question 32 1 point 4 Listen Each of the following...
- Q t rmine fatty acid composition of cell membranes determine carbohydrate structures determine the structure of proteins determine phospholipid composition of cell membranes Question 30 1 point Saved 4 Listen Which...
- Q except isocitrate dehydrogenase succinyl CoA synthetase succinate dehydrogenase Oa ketoglutarate dehydrogenase Question 22 1 point Saved 4 Listen enzymes catalyzes electron transfer to Which of the following aspects of collagen...
- Q 2 oxidation Gly 6 to Gly 7 3 pyruvate formation Gly 8 to Gly 10 Which of these phases produces ATP 1 1 and 2 2 and 3 2 Saved...
- Q regenerates NADH from NAD regenerates NAD from NADH generates ATP O produces acetyl CoA Question 16 1 point Saved 4 Usten Which of the following is NOT true of the...
- Q phospholipids glycolipids cholesterol phytosterol Question 12 1 point Saved 4 Listen PFK 2 is involved in allosteric regulation of CAMP PFK 1 lipids in animal cell membranes are Epinephrine
- Q The chemiosmotic model of ATP synthesis is based on each of the following lines of experimental evidence except artificial proton gradients established by addition of acid can drive ATP synthesis...
- Q E coli uses which of the following enzymes to regulate membrane fluidity Glucose 6 phosphatase Desaturase Fatty acid convertase Gangliosidase
- Q Elastin molecules are crosslinked to each other by covalent bonds between lysines covalent bonds between prolines hydrogen bonds between hydroxylysines and hydroxyprolines hydrophobic interactions between hydroxyprolines and glycines
- Q The backbone of phospholipids is Oglycerol Opolar phosphate head disaccharide chains a protein core
- Q Cerebrosides are prominent in membranes of kidney cells liver cells brain and nerve cells O O cardiac muscles
- Q obligate aerobes cancer cells facultative organisms obligate anaerobes Question 40 1 point 1 Listen Which of these is NOT a key enzyme in glycolysis phosphofructokinase 1 hexokinase Opyruvate kinase
- Q Which of the following would you expect to find predominating in the plasma membrane of a unicellular eukaryotic organism thriving in glacier ice 20 carbon long saturated fatty acids 18...
- Q The sequential process of fatty acid catabolism to acetyl CoA is called the citric acid cycle the glyoxylate cycle the oxidative phosphorylation pathway the B oxidation pathway
- Q Consider the following list of phosphorylated compounds with their free energies of phosphate hydrolysis Glucose 1 phosphate 5 0 kcal mol PEP 14 8 kcal mole ATP 7 3 kcal...
- Q A cell biologist exposes both sides of a membrane to a fluorescent chemical that nonspecifically labels proteins exposed to the aqueous solvent but not portions of those proteins exposed to...
- Q Aerobic respiration generates up to 24 38 2 16 ATP molecules per glucose molecule
- Q While investigating a medical condition you discover that the patient has an defective fibroblasts This disorder would most likely affect annulus formation hyaluronate lubrication of joints collagen production primary cell...
- Q During oxidative phosphorylation protons are pumped into intermembrane space of the mitochondria matrix of the mitochondria ribosomes O cytosol
- Q Each of the following molecules is an electron carrier in the electron transport system except iron sulfur proteins coenzyme A iron containing cytochromes flavoproteins
- Q Which of the following functions like a fence to block membrane protein movement between the apical and basolateral regions of an intestinal epithelial cell plasma membrane Gap junctions Desmosomes Adherens...
- Q Which of the following aspects of collagen would be directly affected by a defect in procollagen peptidase Synthesis Secretion Extracellular assembly Binding to fibronectin
- Q Which of the following is associated with the lubrication of joints Keratan sulfate Lignins Pectins
- Q Polarized cells are characterized by being surrounded on all sides by a basement membrane random orientation within a tissue distinct apical and basolateral ends of the cell Ojunctions only to...
- Q N CAM mediates interactions between neural cells and is a member of which of the following protein families Immunoglobulin superfamily IgSF proteins Catenins Lectins
- Q Each of the following cell junctions is found in intestinal epithelial cells except gap junctions tight junctions desmosomes plasmodesmata
- Q The composition of the outer and inner monolayers of cell membrane lipid bilayers is identical in each monolayer highly random for each monolayer asymmetrical i e different in each monolayer...
- Q Fermentation directly Oregenerates NADH from NAD Oregenerates NAD from NADH Ogenerates ATP produces acetyl CoA
- Q X ray crystallography can be used to determine fatty acid composition of cell membranes O determine carbohydrate structures determine the structure of proteins determine phospholipid composition of cell membranes
- Q Regarding oxidative phosphorylation all is true EXCEPT ATP synthesis is dependent on electron transport uncouplers allow continued electron transport in the absence of ATP synthesis electron transport is dependent on...
- Q Pyruvate can be a substrate or product involved in each of the following except Ofermentation aerobic glycolysis glucose oxidation cheminsmoric
- Q Each of the following is true about basal lamina except it underlies epithelial cells it serves as a structural support it is composed primarily of fibronectin it contains collagen type...
- Q Why are mitochondria so prevalent in skeletal muscle Mitochondria produce energy anaerobically O Mitochondria provide energy for muscle contraction Mitochondria provide the muscle elasticity to contract Mitochondria are primarily involved...
- Q Which of the following is NOT true of the citric acid cycle it serves to provide a majority of reduced coenzymes to the electron transport system it produces CO2 it...
- Q Bacteriorhodopsin is a protein fatty acid anchored single pass Omultipass GPl anchored
- Q Connexin is part of the structure of tight junctions cadherins adherens
- Q PFK 2 is involved in allosteric regulation of CAMP PFK 1 Epinephrine Glucagon
- Q Membrane phospholipids are asymmetrically oriented in phospholipid bilayers as a result of the ease or restriction of mobility with respect to the plane of the membrane Which of the following...
- Q Transmembrane segments of membrane proteins can contribute to all of the following functions EXCEPT O facilitating exocytosis transporting solutes from outside to inside the cell serving in signal transduction across...
- Q A useful technique for studying membrane proteins is gel electrophoresis This technique utilizes an electric field to separate membrane proteins based on which property hydropathy index number of membrane spanning...
- Q Which of the following junctions is most abundant in tissues such as skin that are required to resist significant mechanical stress Gap junctions Desmosomes Focal adhesions
- Q Consider the three phases of glycolysis 1 preparation and cleavage Gly 1 to Gly 5 2 oxidation Gly 6 to Gly 7 3 pyruvate formation Gly 8 to Gly 10...
- Q You discover a dog suffering from an autoimmune response On further investigation you find that the cells of various tissues are loosely arranged and do not have characteristic shapes and...
- Q The ATP high energy or energy rich bonds are which of the following types of bond Hydrogen Phosphoester lonic Phosphoanhydride
- Q During aerobic respiration the majority of the energy of glucose is stored in coenzymes NADH and FADH2 ATP formed during glycolisis ATP formed during citric acid cycle oxygen
- Q Question 12 Match the column of the bacterial example to its importance in bioremediation Alcanivorax borkumensis Genera Pseudomonas Genera Rhodococcus 0 25 pts Choose Choose Degrade aromatic compounds found in...
- Q 12 12pts Draw the acyl enzyme intermediate for the serine protease catalyzed cleavage of a peptide Draw out the mechanism for the remainder of the reaction Be sure to provide...
- Q Where on the ATP molecule does the release of energy happen i i i HO P O P O P O OH OH Source Wikipedia On the release of Adenine...
- Q Analyze the picture below What type of enzymatic regulation is this Altererd active site Substrate Active site Source Chegg com Competitive inhibition Allosteric activation O Allosteric inhibition Enzyme Activator
- Q Question 10 What one carbon molecule is produced when carbon dioxide is used as the final electron acceptor in anaerobic environments Methane Methanogens Methanogenesis 0 0 25 pts Carbon dioxide...
- Q Which of the following are xenobiotics Mark all that apply Oil and petroleum products Dyes Lubricants Pesticides Paint 0 0 25
- Q The following excerpt comes from the article Microbial Biodegradation of Toxic Waste Bioremediation by Sarah Moore News Medical Life Sciences May 17 2021 E Is this an example of in...
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