Q: The following data were obtained in a study of an enzyme that is known to follow the…
A: Michaelis menten constant, Km is the substrate concentration required to produce half maximum…
Q: What are the factors to be considered in designing an enzyme kinetics experiment??
A: Enzymes are biological catalysts that increase the rates of reactions in cell but do not themselves…
Q: For 100 words. What are the two essential requirements to effectively carry out metabolic work?
A: A metabolic pathway is a linked series of chemical reactions occurring within a cell. In most cases…
Q: Living systems may appear to violate the second law of thermodynamics because living things maintain…
A: The second law of thermodynamics states that when the energy is transferred or converted, more…
Q: Is there a difference between the initial and the final energy levels in catalyzed and non-catalyzed…
A: Catalyzed reactions are usually used to accelerate the rate of a chemical reaction by the action of…
Q: Based on the laws of thermodynamics, energy is never created. Where does a cell get the energy to…
A: Every living cells need energy for doing all the cellular processes. This energy is necessary for…
Q: Which of the following statements best describes the role of the enteric coating on aspirin tablets,…
A: Aspirin, also known as acetylsalicylic acid, is a drug that can be used to relieve pain, minor…
Q: How can the Reaction Rates be determined?
A: Introduction: The Reaction Rate of a chemical reaction is the rate at which the concentration of the…
Q: Of the three thermodynamic quantities, enthalpy, free energy, and entropy, which provides the most…
A: A spontaneous reaction is a reaction that favors the formation of products at the conditions under…
Q: What is the rate-limiting reaction?
A: A Rate-limiting reaction is one of the slowest reactions in any series of multistep reactions. This…
Q: In terms of potential and kinetic energy where does the energy comes from that allows an enzyme to…
A: Biochemical reactions are the reactions that take place within the cells in all living organisms.…
Q: From this enzymatic equation, a) identify each reaction as endergonic or exergonic, and b) briefly…
A: endergonic- the reaction in which the heat is absorbed by the system is called an endergonic…
Q: Why is it not enough to just rely on either thermodynamic data alone ... Or kinetic (rate of…
A: A chemical reaction is a process in which reactants are converted into products under specific…
Q: Does an enzyme-mediated reaction need the same, more, or less activation energy than the same…
A: An enzyme is a substance that acts as a catalyst in living organisms, regulating the rate at which…
Q: What are the Determinants of Reaction Rates?
A: Study of chemical reactions is known as reaction kinetics. Chemical reaction refers to the reaction…
Q: Can the thermodynamic property Δ G° be used to predict the speed of a reaction in a living organism?…
A: ΔG is the actual free energy. It is a thermodynamic function and is also known as Gibb’s free…
Q: Given the following values for the changes in enthalpy (AH) and entropy (AS), which of the following…
A: Introduction: The correct choice is option (a) and (b).
Q: What do the following indicators tell you about whether a reaction can proceed as written? (a) The…
A: Introduction: (a) Reaction cannot occur spontaneously. (b) Reaction cannot occur spontaneously. (c)…
Q: An exergonic reaction has which of the following properties? A) The △G is negative and the…
A: The Gibbs free energy is the usable energy stored within a system. The change in free energy is…
Q: At what temperature do the two enzymes have the same amount of activity?
A: Enzymes are the catalytic protein, which helps in the catalysis of a chemical reaction and results…
Q: What is enzyme catalysis? How it is affected by various chemical & Physical factors?
A: Enzymes are biological catalysts that increase the rate at which a chemical reaction occurs. During…
Q: What does it mean when we say that two reactions are coupled?
A: The two reactions are coupled means -the energy provided by an exergonic reaction is either released…
Q: Are enzyme-catalyzed reactions examples of homogeneous or heterogeneous catalysis?
A: Homogenous catalysis refers to a catalytic system in which the catalysts and the substances are in…
Q: How do we get energy from the food we eat? Is this an exergonic or endergonic process? Why? How do…
A: Muscle cells, the brain, the lungs, and the heart, all require energy to survive. Energy fuels the…
Q: Read each pair of sentences and then CH in UPPERCASE. A. Both statements are true. B. The first…
A: Gibbs free energy is indicated by G and change in Gibbs free energy is denoted by ∆G. It tells…
Q: Of the following constants in Enzyme kinetics, this is catalytic efficiency: О а. Vmax O b. Kcat/Km…
A: Introduction: Enzymes are proteins that increase the rate of the reaction that occurs in the living…
Q: What is reaction time, why do we measure it? How is it calculated?
A: Chemical kinetics is a branch of chemistry which deals with reaction rates and extent to which a…
Q: when endergonic reaction is driven by splitting the ATP molecules, such that both these reactions…
A: An endergonic reaction is a chemical reaction in which energy is absorbed and the change in free…
Q: The reaction quotient is Q=1.6×10-26 Part B What pH is needed to produce this value of Q if the…
A: The reaction quotient tests the relative quantities of compounds and reactants present at a certain…
Q: What amount of catalyst is consumed in the reaction it catalyzes?
A: Enzymes are biological catalysts that help in catalyzing or speeding up biological reactions by…
Q: Reactions that are energetically unfavorable can proceed on their own..
A: Energetically unfavorable reactions are the ones that are paid for by linked, energetically…
Q: Why do some reactions in metabolic pathways occur, even though the change in standard free energy is…
A: Metabolic pathways are defined as the set of chemical reactions occurring in the body. Metabolic…
Q: what is free Gibbs energy and write the expression of free energy change. Define the exergonic and…
A:
Q: Is the bolded statement TRUE or FALSE? Entropy, enthalpy, and free energy are concepts directly…
A: Free energy is the portion of the total energy change available in a system for doing work. The…
Q: Define the thermodynamic term “work.” Provide two physiological examples of work.
A: All the metabolic processes in the living system require energy. The Process of glycolysis also…
Q: What Can We Learn About Biochemical Events From Thermodynamic Parameters?
A: There are many metrics that may provide information on biochemical processes; nevertheless, a single…
Q: Why the endergonic reactions are thermodynamically unfavorable?Although endergonic reactions are…
A: The endergonic reactions are those in which we need to provide energy from outside and in exergonic…
Q: The following is an example of a _____________________reaction.CH3CH2OH CH2 => CH2 + H2O
A: Ethanol (CH3CH2OH) is alcohol, which exhibits hydroxyl group as the functional group.
Q: How baby forms in a woman's womb does this violate the second law of thermodynamics?
A: The Laws of thermodynamics are widely applicable and based on the studies of the physical and…
Q: 2) Phosphorus trihydride (PH3) is a chemical compound that is isoelectronic with ammonia (NH3). It…
A: According to rate law For equation rate of reaction = rate constant k x (reactant)^a rate constant…
Q: What is the benefit of coupling exergonic and endergonic reactions?
A: When a chemical reaction takes place energy is either released or utilized. The chemical reaction…
Q: What is the first law of thermodynamics? the second law?
A: Thermodynamics is the study of concept of heat, temperature, and energy on the system. There are 4…
Q: On the free energy diagram shown, label the intermediate (s) and transition state(s). Is the…
A: A chemical reaction is a phenomenon where certain substances react resulting in the formation of the…
Q: In a typical enzyme-catalyzed reaction, what are the relative concentrations of reactants and…
A: in some chemical reaction reactants needs a catalyst for the product formation. In biological…
Q: what is the importance of the first law of thermodynamics in biological systems, especially living…
A: The first law of thermodynamics, also known as the law of conservation of energy, is modified for…
Q: Why the endergonic reactions are thermodynamically unfavorable?
A: An endergonic reaction is a chemical reaction in which the standard change in free energy is…
Q: Which of the following is true of thermodynamically spontaneous
A: Which of the following is true of thermodynamically spontaneous reactions? Answer: A. They are all…
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- What is the first law of thermodynamics? the second law?what is the importance of the first law of thermodynamics in biological systems, especially living organisms?Of the three thermodynamic quantities, enthalpy, free energy, and entropy, which provides the most useful indicator of spontaneity in a reaction? Explain.
- The first and second laws of thermodynamics are useful for biochemists who investigate chemical reactions in living organisms. Explain why the third law is not useful.What Can We Learn About Biochemical Events From Thermodynamic Parameters?What is the net change in energy in the reaction shown (decrease, increase, or little change in energy) ? Is it spontaneous?
- Which of the following defines the first law of thermodynamics? A. Energy cannot be created or destroyed B. The capacity to do work C. The energy stored in the arrangement of objects in a system D. Energy tends to disperse spontaneouslyExplain first and second law of thermodynamics using an exampleWhat are the Determinants of Reaction Rates?