Tobacco users can become addicted only to the flavorings in tobacco. Answers A. True B. False Question45. Alcohol use can affect the way some medicines work, increasing the effects of some, and decreasing the effects of others.

Q: Which of the following is an aldo-tetrose?* НО H НО Н Н OH -OH H -OH -ОН н OH CH2OH CH₂OH (a) Н Н НО…

A: Tetroses are monosacharide sugars that contain 4 carbon atoms. Aldoses are the sugars that contain…

Q: On the diagram above, draw a line across each peptide bond in oligopeptide 3a. Write the…

A: Since you have asked multiple questions, we will solve the first three question for you. If you want…

Q: 2C Two homologues of this enzyme from different species both catalyze the reaction SY with distinct…

A: Hi! Thank you for the question. We are authorized to answer one question at a time, since you have…

Q: Which of the following statements is false? a. A reaction may not occur at a detectable rate even…

A: The rate of reaction is described as the speed through which there is a process of a chemical…

Q: Glycogen was isolated from a liver sample. Sixty milligrams of the crude glycogen were then…

A: Sugars with reducing property (having aldehyde or keto group) are called reducing sugars. Some…

Q: What is the relation between GMO crops and the four of the principles of bioethics?

A: The word GMO stands for Genetically Modified Organism. GM crops or Genetically Modified crops have…

Q: II. ILLUSTRATIONS. For each of the given proteins: Draw the final location of the following proteins…

A: Proteins produced in the cytosol contain a Nuclear Localisation Signals (NLS) whose presence in the…

Q: Question:- Based on the figure below, predict what peptide bond could be the substrate of each…

A: Proteolytic enzymes cleave the proteins at specific locations. The specificity is determined by the…

Q: An enzyme with a high turnover number has A. a high Kcat. B. a low Km. C. a high Vmax. D. a high…

A: Turnover number = Vmax/[ET] Vmax is maximum velocity of reaction  ET is given enzyme concentration

Q: 111 The disease is caused by single amino acid mutation in the beta globin chain of hemoglobin and…

A: The single amino acid mutation can cause amino acid to change and thus can result in any disease or…

Q: Question #8 Shown below are the chemical structures of several cofactors that are used in enzyme…

A: The names and properties of the coenzymes are as follows:

Q: The level of protein structure that describes all aspects of the three-dimensional folding of a…

A: A protein can be arranged into different level of structure. These structures involve different…

Q: For each of the following descriptions, match the corresponding enzyme: Utilizes a ATP for…

A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation…

Q: What is the mechanism for human get infected with the pathogen that causes giardiasis

A: Giardiasis is a common diarrheal disease that can be seen all over the world. The flagellate…

Q: Consider the mRNA sequence below. Assume that the following mRNA segment has been translated.…

A: Given mRNA sequence is 5'-GCAAGUCUUAAU-3'. Ans 1. Three consecutive nucleotide codons translate into…

Q: The Hershey-Chase experiment, in which bacteria were infected with radioactively labeled bacterial…

A: The Hershey-Chase experiment, that also involved infecting bacteria with radioactively labelled…

Q: The enzyme that involved in the catalysis from alpha-ketoglutarate to glutamate is A.…

A: The enzyme that involved in the catalysis from alpha-ketoglutarate to glutamate is.......

Q: The catalytic mechanism of bovine pancreatic RNase A relies upon acid-base catalysis involving the…

A: Bovine pancreatic RNase is a nuclease Enzyme that catalyses the cleavage of RNA. The protein…

Q: Use the Michaelis-Menten plot to answer this question. What is the estimated value of Vmax of the…

A: Vmax : Reaction rate- when the enzyme gets fully occupied by substrate. Vmax- Maximum velocity

Q: One DNA chain of a DNA double helix contains 18% A, 35% T, 28% C and 21% G. What is the composition…

A: DNA is a genetic material present in most of living organism and it is composed of nucleotides.…

Q: hat types of molecules are there in the wheels of biomolecules?

A: A Biomolecules are defined as An organic molecules contain carbon atom that is produced by living…

Q: The "energy balance model" of body mass is based on the idea that biological systems neither create…

A: Energy intake, energy expenditure, and energy storage are the three basic components of energy…

Q: 1.0 0 0.5 0 5 Ligand A Ligand B 10 15 20 25 Ligand Ligand D 40 45 50 55 60 30 35 [Ligand] (MM)

A: Kd is dissociation constant which is ligand concentration at half of saturation or at 0.5 theta…

Q: Glycolysis consists of three irreversible steps. Which of the following enzyme- catalyzed reaction…

A: Glycolysis is the first stage of cellular respiration during which glucose is converted to pyruvate…

Q: 2. Below is an image of the NADH cofactor, labeled A. (a) What role does this cofactor play, and…

A: NADH is vital in to metabolism and especially to the reactions that occur during release of energy…

Q: Humans do not undergo net synthesis of carbohydrate from acety COA yet carbons of acetyl COA can be…

A: Amino acids are vital for the nourishment of all organisms. They also play a crucial role in the…

Q: Data Table 1. Compound Source Bees Annamon Coconut al Fish Garlic Lavender Lemon Mint Star Anise…

A: The International Union of Pure and Applied Chemistry (IUPAC) nomenclature of organic chemistry is a…

Q: You've discovered a new gene, G8R. Describe two experiments you could do to determine whether it is…

A: As you have discovered a new gene, G8R, the sequence would be known to you. There are certain…

Q: Which ion concentration relationship is true when a neuron is at rest? (Select all that apply) More…

A: When a neuron is not sending a signal it is at 'rest'. During the rest state, all the voltage-gated…

Q: Quion Some Statement about 2 DNA in which who is the not not buve about the 2 DNA structure ?…

A: DNA (deoxyribonucleic acid) is a type of nucleic acid, in which the pentose sugar is deoxyribose.…

Q: 5-6. Draw the product when D-mannose is reacted with Benedict's reagent For nos. 7-8, refer to the…

A: Carbohydrates are one of the essential biomolecules. These contain Carbon, Hydrogen and Oxygen atoms…

Q: If your body does not take in protein, but only carbohydrates and lipids, what atoms will it be…

A: Introduction: Macromolecules are large molecules that perform many biological functions in our…

Q: Nitrogen-fixing bacteria reduce ammonia (ammonium ion) to nitrogen gas.

A: Rhizobium or azotobactor , are prokaryotic organisms are capeble of fixing molecular form of N2 in…

Q: Which one of the following statements about the control of enzyme activity by phosphorylation is…

A: Enzymes only accelerate the reaction process but don't participate in reaction. activation and…

Q: glucose-1-P axaloacetate lactate 11.E 10. E 9. P oxalcacetate Mitochondria NADH, FADH₂ glucose-6-P…

A: The different biochemical reactions are interrelated and the metabolic pathways involve multiple…

Q: 1. Dehydrogenase with H₂N-KKRRRPRPKPAPASAMEWANTWENTY...-COOH a. Provide the amino acid sequence of…

A: The signal peptide have a significant role in protein targeting and protein translocation in both…

Q: give the significance/role/effect of the reagent/condition in the isolation or analysis of a…

A: The classical method of lipid extraction from egg yolk is the 2-Propanol/Hexane solvent extraction…

Q: Which of the following accurately describes neurons? (Select all that apply.) All neurons have four…

A: A typical neuron is made up of a cell body, which contains the nucleus and the surrounding…

Q: From what DNA base sequence was the following mRNA sequence transcribed? 5’ – UUCGAG – 3’

A: Production of mRNA from DNA is called transcription. DNA is double stranded and mRNA is single…

Q: Which of the following statements is true about brain metabolism in starvation? a) The brain can use…

A: A continuous supply of glucose and oxygen to neurons and astrocytes is required for brain…

Q: Give the base sequence of the complementary DNA strand of the DNA chain with the following base…

A: DNA is a macromolecule composed of individual subunits known as nucleotides. Each nucleotide…

Q: In the double-reciprocal plot, increasing the concentration of inhibitor A. raises the Vmax. B.…

A: Enzymes are highly specialized proteins that have extraordinary catalytic power, greater than that…

Q: 16 C Fatty acyl CoA + 7 FAD + 7 NAD+ + 7 COA → 8 acetyl CoA + 7 FADH₂ + 7 NADH + 7 H* This is the…

A: Fatty acids are an important source of energy that are utilised for energy generation at the time of…

Q: explain the results     effect of temperature and pH on amylase activity  Table 1  Effect of…

A: Amylase is the enzyme that can digest starch into simple monosacharides ( Glucose) or disaccharides…

Q: What does the "alpha" indicate in "α-helix"? It is a Greek helix. It's position lies above the…

A: Proteins are composed of twenty standard amino acids attached together via peptide bonds. The linear…

Q: A positive regulator (aka modulator) for an allosteric protein will shift the activity curve of the…

A: Since you have posted multiple questions , we will solve only first question for you. If you want…

Q: What is the biological advantage to the sigmoidal binding curve of hemoglobin for oxygen? A. It…

A: The binding of oxygen to the haemoglobin increases with increase in oxygen partial pressure, Maximum…

Q: 25- General formula of alkyne compounds are. O A A - CnH2n+2 O B - CnH2n-2 O C - CnH2n

A: Alkynes are hydrocarbons that have triple bonds between carbon atoms.

Q: Can we survive without carbohydrates and lipids? Explain your answer.

A: You most certainly can. However, there are ramifications. A no-carb diet eliminates almost all…

Q: What is the primary reason the a-helix conformation in polypeptides such a stable form? A. The…

A: The secondary structure of protein determines the local spatial arrangement of the amino acids in…