Below is a nucleotide base pair from B-DNA with three different regions indicated by A, B, and C. C B Which of the following descriptions of regions A, B, and Care INCORRECT? B-minor groove, water spine, sugar edge A-minor groove, sugar edge A major groove, Watson-Crick-Franklin edge 0m H., N HO A N 0 0
Q: What is the relationship between Warburg effect and oncogenesis? Explain why cancer cells have…
A: As a result of overexpression of numerous main glycolytic enzymes, the Warburg effect is linked to…
Q: Write an analysis of the results, interpreting what you see in the smaller gell focusing on 6A, 6B,…
A: DNA fingerprinting is a technique which enables us to identify an individual via his unique Genome…
Q: Explain how the oxygen dissociation curve is related to the properties and function of hemoglobin
A: Introduction: Hemoglobin is a globular protein with four polypeptide chains bonded together. It has…
Q: Using the model above, illustrate the urea cycle.
A: Ammonium ions are released during the metabolism of proteins. These ammonium ions are converted into…
Q: 2. Peter does not tolerate lactose in milk. He bought a solution of ß-galactosidase where [Eo] 10.0…
A: First lets find the Vmax value of the enzyme β-galactosidase. Vmax = Kcat×Etotal =525 s-1…
Q: What TYPE of inhibition is observed in the following: S E S
A: A chemical that binds to an enzyme and inhibits its activity is known as an enzyme inhibitor.…
Q: ENZYME/PATHWAY 1. phosphofructokinase-1 2. pyruvate dehydrogenase complex 3. Krebs cycle 4. lactic…
A: Introduction Phosphofructokinase 1(PFK1)is a kinase enzyme that phosphorylates fructose…
Q: Consider two enzymes A and B, which are not related. However, the two enzymes coincidentally share…
A: Consider two enzymes A and B, which are not related. However, the two enzymes coincidentally share…
Q: Part A If one molecule of glucose were to proceed through the citric acid cycle, how many molecules…
A: Glycolysis is the first step in catabolism of glucose. Glycolysis takes place in the cytosol and…
Q: TRUE OR FALSE 1. Both strands of a daughter DNA molecule are formed through the linking of…
A: The nucleic acid polymer has nucleotide as its monomeric unit. Nucleotides are essential in the…
Q: What is the number of ATP molecules that will be produced from the beta oxidation of a 22 carbon…
A: A fatty acid molecule is a long chain carboxylic acid. A saturated fatty acid is one that lacks…
Q: The activated form of glucose is added to the non-reducing end of glycogen molecules. True False
A: Glycogen is a branching polymer of glucose that works as energy storage in times of nutritional…
Q: Please dont copy Summarize the phases of oxidative phosphorylation starting with ETC receiving…
A: The final step in cellular respiration is oxidative phosphorylation. It takes place in the…
Q: Based on the Henderson-Hasselbalch equation (shown below), calculate the pH when the ratio of acetic…
A: Henderson-Hasselbalch equation is used to calculate the pH of a buffer solution when the pKa value…
Q: An oxidative process that releases energy.
A: The oxidation-reduction reaction is also called the Redox reaction. This reaction involves the…
Q: What is the complete base composition of a double stranded eukaryotic DNA that contains 24%…
A: DNA is a nucleic acid that is composed of nucleotide units. Each nucleotide unit is composed of a…
Q: A glycolytic substrate which is the precursor of the pentose phosphate pathway.
A: The pentose phosphate pathway is a metabolic pathway that takes place in the cytosol of the cell to…
Q: TAG
A: The conversation of biomolecules to its molecule is called conversation.
Q: 1. On a hot day a tourist in the wilderness could not find a source of drinking water for a long…
A: Thirst is an important aspect of our system. This gives a signal that water is needed so as to…
Q: what linkage does glycogen synthase catalyzes?
A: Glycogen synthase is an enzyme involved in glycogen synthesis. Glycogen is synthesized from extra…
Q: It is not an easy matter to assign particular func-tions to specific components of the basal lamina,…
A: A gene is described as the basic physical as well as the functional unit of heredity. Genes have a…
Q: A heptapeptide was analyzed by Pinky. She reacted it with carboxypeptidase and found out that it…
A: A polypeptide is a sequence of amino acids that are linked to each other via peptide bonds. The bond…
Q: A plasmid comprised of B-DNA changed its linking number from 420 to 457, resulting in a superhelix…
A: Introduction: DNA in the cell must be arranged in order to allow the packing of large DNA molecules…
Q: What are the application of human genome(not human genome project) into health, biochemistry, and…
A: Human genome comprises of human's nucleic acid sequences that are encoded only in form of DNA. This…
Q: What TYPE of inhibition is observed in the following plot: 1/v₂ Intersect at Y axis 1/Km Competitive…
A: Enzymes can be inhibited , when the substrate and inhibitor compete for the binding to the same…
Q: II. Provide the chemical formula for each of the following compounds. 1. sodium sulfate 2. sodium…
A: Chemical formulae are a way to represent any chemical compound using the symbols for the components…
Q: ATP ACCOUNTING, Provide what is being asked for. Show all relevant calculations and summarize your…
A: Hydrolization of lactose gives the galactose and glucose moieties. Galactose are converted to…
Q: Use the allosteric constant (L) to explain how the Monod-Wyman- Changeux (MWC) model accounts for…
A: The Monod-Wyman-Changeux model (MWC model, also known as the symmetry model) in biochemistry…
Q: what does it mean to be lactose intolerant?
A: Lactose is a natural sugar found in milk and other dairy products such as yoghurt and ice cream…
Q: Identify what type of micropipette should be used to accurately transfer the volume in the ITEM 10…
A: micropipeptes are used to dispense liquids in microliters volumes.
Q: Identify if True or False The activated form of glucose that serves as glucose donor for glycogen…
A: Glycogen synthase is converted into the active form by the action of protein phosphatase 1 (PP1).…
Q: Define and simplify each of the words meaning in your own words. amino acid transporter:…
A: Introduction: Amino acids are molecules that contain an amine group, a carboxylic acid group, and a…
Q: Convert the Fischer projection to the Haworth projection of the a-furanose form by moving the…
A: The Fischer projections are a standard method for depicting the three-dimensional arrangement of…
Q: Draw the complete structure of the trinucleotide deoxyribo-oligonucleotide that is complementary to…
A: Nucleotides are building block of DNA and RNA. The given nucleotide chain is 5'dTdGdA3'.
Q: The peptide segment shown below is part of a right-handed alpha helix. Please indicate the…
A: Alpha helixes are regular secondary structures. The hydrogen bonding pattern of an alpha helix is,…
Q: B) Phosphate buffer is often used to buffer biological systems. Phosphate has three relevant pK,…
A: The given pKa values of the H3PO4 are 2.14, 6.86, and 12.40. pKa value is the pH at which the…
Q: A researcher has measured the initial rate of an enzyme-catalyzed reaction as a function of…
A: Km and Vmax are important features of an enzyme thatvcan determine the efficiency of the enzyme.…
Q: The steroid nandrolone, which is found naturally in horses, is administered to racing horses to aid…
A: Nandrolone is a steroid that is both anabolic and androgenic. It is formed from an estrane's…
Q: 11. State the effect of the following conditions to the yield of extracted glycogen (increase,…
A: Glycogen is a highly branched large polymer of glucose molecules. Glycogen is a branched polymer of…
Q: A260 of a DNA was found to be high. It was not affected by an increase in temperature. Why?…
A: The Absorbance of DNA is observed to show a broad peak at 260 nm. The absorbed double of stranded…
Q: was diagnosed with osteoporosis («porous bones»). Osteoporosis is a common cause of fractures of the…
A: Osteoporosis causes bones to become brittle and weak, to the point where a fall or even little…
Q: Phosphoenolpyruvate serves as the precursor of the glycerol backbone during TAG biosynthesis. O True…
A: Phosphoenolpyruvate is an intermediate of the glycolytic pathway. Glycolysis occurs in the cytoplasm…
Q: Draw 3 isomers of C7H12O2 then state where you wil disposal should only be repeated once).
A: Heptanedial is represented by C7H12O2. The molar mass of the given compound is found to 128.2 g/mol.…
Q: Which of the following single-stranded DNA sequences is most likely to form a stem-loop structure?…
A: Double-stranded DNA consists of two polynucleotide chains each strand having a phosphodiester…
Q: QUESTION 2 The following carbohydrate tests have been performed on a sample containing an unknown…
A: Sugars are tasted sweet in taste. Simple sugars are classified as monosaccharides. These substances…
Q: A cell sample suspended in a buffer solution was centrifuge at 12,000 rpm. Which of the following…
A: Centrifugation is a frequently used techniques in the cell and molecular biology laboratory. It is a…
Q: 2. Girl-student had a cup of sweet tea with the cake after preceding 5-hour break in the food…
A: The metabolic state of the body immediately following a meal is called the absorptive state. The…
Q: What happens to a person's body when they consume dairy products when they are lactose intolerant?…
A: Introduction: Lactose is a disaccharide containing β-D-galactose and β-D-glucose in β (1,4) linkage.…
Q: Postulate reasons as to why some bands are higher in intensity (thicker) than others for sample in…
A: Introduction: Gel electrophoresis is a technique that is commonly used to separate proteins based…
Q: Calculate the unknown concentration of the PROTEIN E with an absorbance value of A678 given the…
A: Proteins have aromatic amino acids that absorb the maximum light of 280 nm wavelength. This…
Step by step
Solved in 2 steps with 2 images
- Below is an image of a basepair and associated ribose rings as viewed down the helical axis in B DNA (black spheres are oxygen atoms; red lines are hydrogen bonds). G1 B1 G2 G4 Identify the base marked as B1. Identify the base marked as B2. B2 adenine thymine G3 Identify the general location (G1-G4) of the minor groove. G4 Identify the general location (G1-G4) of the major groove. G2 >Given the sequence of DNA strand 1, determine the correct sequence for DNA strand 2 based on nucleotide base-pairing rules. DNA strand 1: 5’ A T G A G A C T G A T T 3’ DNA strand 2:How many hydrogen bonds exist between this DNA strand and its complementary strand? 5'-TTAGGAG- 3' number of hydrogen bonds between strands:
- The following fragment of DNA is from the template strand. First determine the amino acids of the protein encoded by this sequence by using the table at the end of this document. Then give the altered amino acid sequence of the proteins that will be found in each of the following mutations: 3’ – TAC AAG GCT CTA TTT GCC ACA ATC – 5’ The nucleotides are numbered 1-24 from left to right. Mutant 1: A transition at nucleotide 9 Mutant 2: A transition at nucleotide 11 Mutant 3: A T to A transversion at nucleotide 15 Mutant 4: A one-nucleotide deletion at nucleotide 7 Mutant 5: A transition at nucleotide 13 Mutant 6: An addition of GGA after nucleotide 6A lagging strand is sketched below. The Okazaki fragment DNA is red, and the RNA primers aredashed orange lines. Which Okazaki fragment was made first? When ligase joins fragments Aand B, will it act at arrow 1, arrow 2, or both?The following nucleotide sequence is found in a short stretch of DNA: 5′–AG–3′ 3′–TC–5′ a. Give all the mutant sequences that can result from spontaneous depurination in this stretch of DNA.
- A DNA strand was sequenced using the Sanger method (https://www.youtube.com/watch?v=KTstRrDTmWI). The reaction tube contained the DNA strand, fluorescently labelled dideoxynucleotide triphosphates (ddATP – yellow, ddGTP – green, ddCTP – blue, ddTTP - red), deoxynucleotide triphosphates, DNA polymerase, or its Klenow fragment. Synthesis of DNA is allowed to proceed, and the results are shown on the right: 15 14 13 12 11 10 (a) What is the sequence of the copy and the template strands? (b) If the template strand were in the 5'-3' direction, what will be the sequence of the DNA copy? Nucleotide LengthMolnupiravir causes widespread mutations as SARS-CoV-2 replicates its genome because in an RNA double helix molnupiravir can base pair with more than one base. Shown below are the structures the RNA bases. With which two bases does molnupiravir pair? H N-H Adenine NH-N Uracil H H-N N-HN N-H Guanine H Cytosine A. The "imino" form pairs with A; the "amino" form pairs with G. B. The "imino" form pairs with G; the "amino" form pairs with A. C. The "imino" form pairs with U; the "amino" form pairs with C. D. The "imino" form pairs with C, the "amino" form pairs with U.DNA is made of two strands that are antiparallel. If one strand runs from 3’ to 5’ direction the other one will go from 5’ to 3’ direction. During replication or transcription, whatever the process is, it will always follow the 5’ to 3’ direction using the 3’ to 5’ directed strand as the template strand. Therefore, if following is the DNA sequence 5’-CCG ATC GCA CAA-3’ Using this sequence as template after transcription no protein can be translated. Why? Presence of start codon Absence of start codon Due to mutation If you want to start the translation, what change you need in the second codon (from 5’ to 3’ direction)? Substitution of C with G No change4 Deletion of Both I & III
- If one DNA segment has the following base composition, 5'-CAGTTAGC-3', which of the following sequences is complementary? 5'-GCTAACTG-3' 5'-GTCAATCG-3' 5'-GCTAAGCT-3' 3'-GCTAACTG-5'DNA is made of two strands that are antiparallel. If one strand runs from 3’ to 5’ direction the other one will go from 5’ to 3’ direction. During replication or transcription, whatever the process is, it will always follow the 5’ to 3’ direction using the 3’ to 5’ directed strand as the template strand. Therefore, if following is the DNA sequence5’-CCG ATC GCA CAA-3’a) Using this sequence as template after transcription no protein can be translated. Why? I. Presence of start codonII. Absence of start codonIII. Due to mutationb) If you want to start the translation, what change you need in the second codon (from 5’ to 3’ direction)?I. Substitution of C with GII. No changeIII. Deletion of CIV. Both I & IIIWrite the complementary strand to the following single-stranded DNA and label the 5' and 3' ends: 5'-ATAGCATGGGCCATACGATTACTGA-3'