Biology and Genetics
101624 questions • Page 6 / 2033
(12). Indicate if the following statements are true or false. If false, explain
(12). Indicate if the following statements are true or false. If false, explain why it is false. (1 point each) (a). Both G-coupled receptors and receptor tyrosine kinases may act…
(14 pts total) In Activity l of this lab, you investigated three common types of
(14 pts total) In Activity l of this lab, you investigated three common types of laboratory measurement glassware: a beaker, a graduated cylinder, and a volumetric pipet. 1. a. (4…
(14) If 2,000 protein-coding genes are essential in humans and a similar number
(14) If 2,000 protein-coding genes are essential in humans and a similar number exists in mouse, approximately what percent of the mouse protein-coding genes will cause lethal phe…
(14-18). Match the term with its correct definition: 14. resting metabolic rate
(14-18). Match the term with its correct definition: 14. resting metabolic rate (RMR) 15. ghrelin 16. exercise metabolic rate (EMR) a. The minimum rate at which the body uses b. A…
(15) Identify the best technique for purifying or characterizing proteins. [In t
(15) Identify the best technique for purifying or characterizing proteins. [In the space beside each property (left), write a letter (A- E) corresponding to the best technique (ri…
(15pts) In the cell bio lab, we use company manufactured gels, however you can m
(15pts) In the cell bio lab, we use company manufactured gels, however you can make you own polyacrylamide gels. List all of the ingredients found in an SDS-PAGE gel. Which ingred…
(16] Question 3 uestions that follow. Figure 1 Food web 3.1.1 3.1.2 3.1.3 Explai
(16] Question 3 uestions that follow. Figure 1 Food web 3.1.1 3.1.2 3.1.3 Explain what a food web is. Distinguish between autotrophs and heterotrophs. Name two groups that are abs…
(17). This type of AED acts on the body through enhancing post-synaptic GABA rec
(17). This type of AED acts on the body through enhancing post-synaptic GABA receptor current, usefulness is limited by sedation and development of tolerance a.) GABA reuptake inh…
(19 points) You are investigating the role of long noncoding RNA (lnRNA) called
(19 points) You are investigating the role of long noncoding RNA (lnRNA) called COOLAIRin Arabidopsiswinter annual ecotype. COOLAIR RNA is induced after an exposure to cold tempe…
(19) Surface winds are influenced by several forces, listed below, acting on air
(19) Surface winds are influenced by several forces, listed below, acting on air masses except (a) Centrifugal forces b) Frictional forces c) Pressure gradient (d) Kinetic forces …
(1Upts) Vesicles in Set C contain a novel transport protein that uses a Ca2*-ele
(1Upts) Vesicles in Set C contain a novel transport protein that uses a Ca2*-electrochemical gradient to drive glucose transport against its concentration gradient. You wish to an…
(1pt) CAP binds as a homodimer to specific DNA sequences upstream of genes invol
(1pt) CAP binds as a homodimer to specific DNA sequences upstream of genes involved in the metabolism of sugar, but only when the protein is complexed with CAMP. CAP activates tra…
(1pt)-The properties of the material through which an ultrasound signal propagat
(1pt)-The properties of the material through which an ultrasound signal propagates affect: a. frequency b. wavelength c. speed of sound 4-Increasing the nominal frequency of the u…
(2 Points) Certain drugs are commonly used to study mitochondrial respiration. T
(2 Points) Certain drugs are commonly used to study mitochondrial respiration. These drugs include rotenone, oligomycin, and the mitochondrial uncoupler dinitrophenol. Rotenone in…
(2 marks The figure below depicts a part of the Gene Ontology, where classes are
(2 marks The figure below depicts a part of the Gene Ontology, where classes are denoted by boxes and the relationships between them by arrows. Two types of relationships are depi…
(2 points each) Without any density-dependent processes, which of the following
(2 points each) Without any density-dependent processes, which of the following members of each pair is likely to lead to a higher rate of population growth of a hypothetical popu…
(2 points) A woman with blood type B, whose mother was type 0, has children with
(2 points) A woman with blood type B, whose mother was type 0, has children with a man with type AB. What is the possible phenotypic ratio of their offspring? 3. 4. (1 point) A wi…
(2 points) S. cerevisiae uses glycolysis-based fermentation to produce ethanol,
(2 points) S. cerevisiae uses glycolysis-based fermentation to produce ethanol, while Z. mobilis uses the Entner-Doudoroff pathway. Give a reason for why more ethanol can be obtai…
(2 points) S. cerevisiae uses glycolysis-based fermentation to produce ethanol,
(2 points) S. cerevisiae uses glycolysis-based fermentation to produce ethanol, while Z. mobilis uses the Entner-Doudoroff pathway. Give a reason for why more ethanol can be obtai…
(2 points) SHORT ANSWER. As an aspiring undergraduate researcher, you want to id
(2 points) SHORT ANSWER. As an aspiring undergraduate researcher, you want to identify the gene responsible for bacterial virulence of your favorite pathogenic microbe. After subj…
(2 points) You are trying to map several genes that you know are close together
(2 points) You are trying to map several genes that you know are close together on the chromosome. To map means to figure out which order they are in on the chromosome. In your di…
(2 pts) A study of king penguins looked for a relationship between how deep the
(2 pts) A study of king penguins looked for a relationship between how deep the penguins dive to seek food and how long they stay underwater. For all but the shallowest dives, the…
(2 pts) If you wanted to center your map projection on the following locations,
(2 pts) If you wanted to center your map projection on the following locations, what would be your central meridian and central parallel? 6. Location Central Meridian Central Para…
(2 pts) Increasing the temperature? _______________ (2 pts) Decreasing the total
(2 pts) Increasing the temperature? _______________ (2 pts) Decreasing the total volume? …
(2 pts) The DNA of bacteriophage genomes are either single- or double-stranded.
(2 pts) The DNA of bacteriophage genomes are either single- or double-stranded. The base composition of eight acteriophage DNAs are shown in the table below. BASE COMPOSITION Phag…
(2 pts) Which of the following is NOT a feature of the \"induced-fit\" model of
(2 pts) Which of the following is NOT a feature of the "induced-fit" model of protein-ligand interaction? 13. a. Shapes of ligand and binding site are generally complementary but …
(2 pts) You are studying lactose metabolism and have been culturing E. coli in d
(2 pts) You are studying lactose metabolism and have been culturing E. coliin different medias. One media has only glucose, one has only lactose, and a third has both glucose and …
(2) (6 points) Surgilube and K-Y Jelly® are two popular brands of personal lubri
(2) (6 points) Surgilube and K-Y Jelly® are two popular brands of personal lubricants with numerous medical applications. The active ingredients of this class of lubricants includ…
(2) A Boeing 747 weighs W = 3.5 X 10 6 newtons (~400 tons) and has wing area S =
(2) A Boeing 747 weighs W = 3.5 X 106 newtons (~400 tons) and has wing area S = 511 m2. What is the wing loading for a 747? Show your calculation. W/S = Wing loading 3.5 X 106 N /…
(2) Armageddon??? A group of protesters gather outside the White House, chanting
(2) Armageddon??? A group of protesters gather outside the White House, chanting and singing songs. On CNN one of them says, "Like whoa Mister President! Our mother Earth is in ho…
(2) B-2) Which of the following statements best describes the mechanism by which
(2) B-2) Which of the following statements best describes the mechanism by which heterochromatin which forms at a eukaryotic telomere does not spread further into the chromosome? …
(2) B-8 What is the advantage of producing cukaryotic recombinant proteins in eu
(2) B-8 What is the advantage of producing cukaryotic recombinant proteins in eukaryotic cells? a) prokaryotic ribosomes cannot recognize eukaryotic start codons. b) eukaryotic ce…
(2) Circle below to indicate which of the following statements about splicing ar
(2) Circle below to indicate which of the following statements about splicing are RUE. (a) Splicing takes place in the cytoplasm of eukaryotes. (b) Small nuclear RNAs play a criti…
(2) Discuss the Clean Power Plan (CPP): a) CPP is a response to the so-called en
(2) Discuss the Clean Power Plan (CPP): a) CPP is a response to the so-called endangerment finding by the US Supreme Court in Massachusetts vs. EPA (2007). What is the finding? (1…
(2) Living on land has a high cost in the animal kingdom and requires a number o
(2) Living on land has a high cost in the animal kingdom and requires a number of very specific adaptations. a. Looking specifically at the class mammalia, how has the absolute de…
(2) Populations with acomplex age structure often contain both pre- andpostrepro
(2) Populations with acomplex age structure often contain both pre- andpostreproductive individuals. If such a population were modeled using the basic exponential growth models pr…
(2) Th ode Caenorhabditis elegans can reproduce by self-fertilization or cross-f
(2) Th ode Caenorhabditis elegans can reproduce by self-fertilization or cross-fertilization. e nemat Hermaphrodites are capable of with normal movement is movement. One of the F1…
(2) The formation, migration, and trapping of oil and gas. Explain with the use
(2) The formation, migration, and trapping of oil and gas. Explain with the use of a neat, labeled, informative sketch the oil/gas accumulation process from start to finish, i.e.,…
(2) The formation, migration, and trapping of oil and gas. Explain with the use
(2) The formation, migration, and trapping of oil and gas. Explain with the use of a neat, labeled, informative sketch the oil/gas accumulation process from start to finish, i.e.,…
(2) You have allowed microtubules to polymerize in vitro under conditions where
(2) You have allowed microtubules to polymerize in vitro under conditions where you observe individual microtubule dynamics (e.g. using fluorescently-labeled tubulin and observing…
(2) You need to 2.5 Lof60% EOH but all you have available is 90% EtOH and 100L o
(2) You need to 2.5 Lof60% EOH but all you have available is 90% EtOH and 100L of DI water. How much of each compound should you use to make your desired solution. 50 ml of 0.25M …
(2)) Below are diagrams of the lac operon region in E. coli. (a) is wild-type, b
(2)) Below are diagrams of the lac operon region in E. coli. (a) is wild-type, but the others have one or more of the components (either genes or binding sites) moved to different…
(2)- (E) (0) (Y) QUESTION 1 (H) What layer of atmosphere contains all of the act
(2)- (E) (0) (Y) QUESTION 1 (H) What layer of atmosphere contains all of the active weather that the earth receives? Mesosphere Thermosphere Stratosphere Troposphere QUESTION 3 Th…
(2). Determine which of the 3 cytoskeletal elements is associated with each of t
(2). Determine which of the 3 cytoskeletal elements is associated with each of the following statements: (3 points) (a). Binds ATP (b). Binds GTP (c). Displays dynamic instability…
(2)1. What is shown in the following figure? If you have birds with this phenoty
(2)1. What is shown in the following figure? If you have birds with this phenotypic trait then what, specifically is happening with the population? Phenotypic trait (2) 2. What is…
(2)14) The Compound Bright-Field Microscope Chart Text Shape Media Comment Play
(2)14) The Compound Bright-Field Microscope Chart Text Shape Media Comment Play Keynote Live de . When you are looking at the letter "e" slide, when you rotate the top stage adjus…
(2+2+2 points) In class we discussed the use of monoclonal antibodies to treat d
(2+2+2 points) In class we discussed the use of monoclonal antibodies to treat disease. a) b) 9. State two benefits of monoclonal antibodies compared to synthetic pharmaceuticals.…
(2.) Are humans subject to environmental resistance in the same sense that other
(2.) Are humans subject to environmental resistance in the same sense that other organisms are? How would you decide whether a particular factor that limits human population growt…
(2.1): Drosophila melanogaster females heterozygous for three linked autosomal g
(2.1): Drosophila melanogaster females heterozygous for three linked autosomal genes (a,b, and c) are testcrossed with triple homozygous recessive males. The map distances are a-b…
(2.5 points) A graduate student attempted to generate a knockout mouse line carr
(2.5 points) A graduate student attempted to generate a knockout mouse line carrying two null alleles of a gene named Bronco. He started out by deleting one allele of the gene in …
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