The graph below shows an energy diagram for three chemical reactions.  Pick your favorite one and indicate: the activation energy the transition state the free energy change for that reaction

Q: In the space draw a curve representing the energy in a reaction that takes place in the absence of…

A: Enzymes in our bodies are also called biocatalysts. They are involved in almost every single…

Q: What is activation energy?

A: Enzymes are protein molecules which acts as a catalyst and speed up the reaction when they act on…

Q: Enzymes increase the rate of chemical reactions by: Select one: a. Temporarily increasing the…

A: Option d By decreasing the activation energy

Q: If the shape of an enzyme’s active site were to change, what would happen to the reaction that the…

A: An enzyme is a protein molecule which helps to increase the chemical metabolic reactions inside the…

Q: Which statement about enzymes is true? An enzyme functions to decrease the rate of a chemical…

A: Enzymes are substances that catalyse biological reactions. They are proteins that act as biological…

Q: rate at an extremely high temperature

A: Enzyme activity is being measure by a property of enyzme that is able to increase reaction rate as…

Q: As you know, enzymes are not changed in chemical reactions. If enzymes were changed or were used up…

A: Enzymes are biocatalysts that speed up chemical reactions, digestion and metabolism. They are…

Q: This reaction is exergonic because the reactants have more potential energy than the products.

A: the exergonic reaction is a kind of reaction when energy is released.

Q: when an enzyme is functioning at its optimal conditions,  the enzyme: denatures causes the chemical…

A: Given: Enzymes are proteinaceous in nature. Enzymes are the largest and most specialised class of…

Q: The following equation, which represents the oxidative breakdown of glucose by body cells, is a…

A: Cellular respiration is a mechanism in which an organism mixes dietary carbohydrates (glucose) with…

Q: Enzymes are chemical catalysts. What does a catalyst do to a chemical reaction and how does it work?…

A: Enzymes are proteins that act as biocatalysts. Catalysts accelerate chemical reactions. The…

Q: What is an example where molecules or aroma within a cell physically overcome some barrier to their…

A: The activation energy is different from the free energy (ΔG) which is an energy difference between…

Q: Which of the following statements about enzymes are true?  Choose all that apply. Group of answer…

A: The enzymes are biological catalysts that enhances the rates of biological enzymes. Most enzymes are…

Q: Use the following graph to diagram the energetics of a chemical reaction, with and without an…

A: The catalytic activity is the ability of an enzyme to increase the rate of the reaction taking place…

Q: Endergonic reactions ____.   result in products with less energy than the reactants   require a net…

A: Endergonic and exergonic reactions are defined according to the change in Gibbs's free energy. In an…

Q: An enzyme A is most active at pH 5. Which of the following change will increase the activity of A?…

A: The enzymes are the biological catalysts, that increase the rate of a biochemical reaction. The…

Q: enzyme-controlled reactions

A: An inhibitor molecule participates with a substrate by attaching to the active site of an enzyme…

Q: Fill in the blanks: In energetically coupled reactions, a [anabolic or catabolic] or [endergonic or…

A: In coupled reactions energy is transferred from one side of the reaction to another. Coupled…

Q: Enzymes provide activation energy for the chemical reactions. *       A. True       B. False

A:

Q: A group of students is conducting a lab investigation on a chemical reaction. An enzyme is present…

A: Enzymes are the biocatalyst and made up of protein molecules that perform the conversion of a…

Q: Enzyme increase the activation energy of the reactants to speed up the reaction.

A: Introduction Enzymes are proteins that enable metabolism, or chemical reactions, go more quickly.…

Q: All of the choices you could increase the rate of the reaction as it taking place in image C except_…

A: Enzymes are the biological catalyst that catalyzes biochemical reactions. Human body contains…

Q: The graph below shows how temperature affects the rate of chemical reactions   At what temperature…

A: The enzyme is a proteinaceous molecule that is composed of polypeptide chain and it's structure is…

Q: How does an enzyme lower the activation energy of a reaction? Draw a graph showing the difference of…

A: The enzyme is the proteinaceous molecule that helps in the speeding up of any chemical reaction in…

Q: Students did an experiment comparing the activity of four different enzymes, A, B, C̟, and D. The…

A: Enzymes are protein molecules which acts as a catalyst and speed up the reaction when they act on…

Q: Enzymes are catalysts that increase the rate of reactions by pulling two substrates together.…

A: Catalysts speed up the chemical reaction without being changed themselves. All living organisms…

Q: How do enzymes speed up chemical reactions?

A:

Q: Which of the following describes the effect of a catalyst on a reaction? O It lowers the free energy…

A: Introduction: Those substances that increase the rate of the reaction without undergoing any change…

Q: A spontaneous reaction doesn't have an activation energy. True or false? True or False

A: The activation energy influences the rate at which a reaction happens: if the activation energy is…

Q: If you graph the amount of product formed as a function of time during a chemical reaction, you see…

A: Answer : The concentrations of reactants slowly decreases.

Q: Students did an experiment comparing the activity of four different enzymes, A, B, C, and D. The…

A: Enzymes are protein molecules which acts as a catalyst and speed up the reaction when they act on…

Q: Chemical reactions in our body are generally one of three types, in this type of reaction a molecule…

A: Metabolic reactions are the life-sustaining reactions occurring in the body of an organism.…

Q: An organic molecule that catalyzes a chemical reaction, without itself becoming used up or consumed,…

A: About 99% of the substances of all living things are made up of four elements, namely, hydrogen,…

Q: Draw a Gibbs free energy plot for a spontaneous reaction, and then draw how enzymes affect this plot

A: Gibbs free energy graph shows whether a reaction is spontaneous or not. It  shows if the reaction is…

Q: What is the minimum amount of energy required to start a chemical reaction?   A. Activation energy…

A: Collision theory says that for a reaction to occur ,there must be colliding of molecules with…

Q: In the diagram below, the energy "released" by the reaction -- the difference between the energy of…

A: The difference between the energy of product and energy of reactants= Energy of products-Energy of…

Q: How do enzymes work to speed up chemical reactions within a cell? They increase the ∆G (change…

A: Enzymes are known as catalysts as they enhances the chemical reactions (not being a reactant).

Q: Choose the following answer(s) that are älways U The structure of an enzyme remains exactly the same…

A: Enzymes are biocatalysts that accelerate the rate of biochemical reactions. If there are no enzymes…

Q: Enzymes are important biological catalysts because they: Lower the activation energy of a…

A: Enzymes reduce the energy required for reaction mixture to get together and interact, lowering…

Q: Many enzymes help in cellular respiration. Using the figure to the right, explain the difference…

A: Enzymes are protein molecules that act as catalysts in biochemical reactions that take place in the…

Q: Based on the given question which of the following choices is the correct answer? A. When an enzyme…

A: A substance that increases the rate of the reaction without changing itself during the chemical…

Q: Enzymes are organic catalysts that speed up cell reactions by lowering the activation energy of a…

A: Enzymes are proteins that aid in the acceleration of metabolism, or the chemical reactions that take…

Q: Which of the following statements is NOT true?   None of the other four answers (all are true)…

A: The energy required to break and make new bonds is known as activation energy. The reaction will…

Q: Use the following graph to diagram the energetics of a chemicalreaction, with and without an enzyme.…

A: Chemical reaction- It is a chemical change that occurs when two or more substances combine to form a…

Q: Shown below is a free energy diagram for a chemical reaction. An enzyme that catalyzes this reaction…

A: Proteins are biomolecules constituted by amino acids long chains linked by a peptide bond which…

Q: 3.1 In the picture below label the following: substrate, active site, enzyme, product. Briefly…

A: Enzymes are proteins that act as a biological catalysts. Catalysts basically accelerate the chemical…

Q: In the diagram, notice the y-coordinate (energy) of A + B; also notice how C is at a lower…

A: There are two types of reactions, i.e exothermic and endothermic.

Q: b Energy e a Reaction proceeding

A: The given image is showing plot of Energy vs reaction proceeding of an endothermic reaction where…

Q: How does an enzyme affect a chemical reaction? Select all that apply.     A. Lowers the activation…

A: ENZYMES An enzyme is a type of protein found within a cell. Enzymes facilitate chemical reactions in…

Q: Which of the following statements is a lie? Select one: a. Chemical energy is the energy within…

A: Energy is the capacity of doing work. It can change its forms and can transfer from one object to…