Which statement describes a competitive inhibitor?   a. A competitive inhibitor has a structure similar to that of the substrate.   b. A competitive inhibitor distorts the shape of the enzyme.   c. The addition of more substrate does not reverse the inhibition.   d. Both a and c describe a competitive inhibitor.

Q: Using the table attached, answer the following What happens when enzymes are not in their optimal pH…

A: Enzymes are 3D tertiary globular proteins that function as reusable biological catalysts. Enzymes…

Q: The lock-and-key theory described the action of ______. Select one: a. enzymes as locks that fit…

A: Lock-and-key theory describes the formation of an enzyme substrate complex. The complementarity…

Q: What is the MAIN reason for brewing beer in low-oxygen conditions?   A. to promote alcoholic…

A: The cellular respiration in the absence of oxygen is known as anaerobic respiration. It comprised of…

Q: How can a noncompetitive inhibitor affect enzyme activity without binding to the active site? a. It…

A: The substance that decreases the activity of enzyme is called enzyme inhibitor. There are two types:…

Q: Sugar digestion (catabolism) van be used as a diagnostic indicator when trying to identify bacteria.…

A: Bacteria are prokaryotic organisms that are found in every sphere of the biosphere i.e. soil, land,…

Q: Free radical formation can occur as a result of normal cellular metabolism? A. True B. False

A: Any molecular species capable of independent existence that has an unpaired electron in an atomic…

Q: Where is the energy stored in a molecule of ATP? a. Within the bonds between nitrogen and carbon…

A: ATP (Adenosine triphosphate) is the energy currency of the cell. It provides the required energy for…

Q: Label the x axis in each graph below with the appropriate factor (possible factors: temperature, pH,…

A: Introduction:  Enzymes are proteins that function as biological catalysts to accelerate the rate of…

Q: What distinguishes a linear metabolic pathway from a cyclic metabolic pathway?   A. The last step of…

A: Metabolic pathways are generally the description of the series of biochemical events that goes in…

Q: How is an acetyl group linked to a CoA molecule?   a. by a phosphodiester bond   b. by a thioester…

A: Acetyl CoA links glycolysis and pyruvate oxidation in the citric acid cycle. In the presence of…

Q: I don't need a long answer Enzymes whose concentration are altered in response to changes in…

A: Enzymes are typically protein molecules that speed up the rate of the chemical reactions. In other…

Q: What is a regulatory mechanism in which a reaction product slows or stops a metabolic pathway that…

A: Inhibition can be defined as a process in which certain compounds interact with the enzymes and…

Q: How does fluoroquinolone antibiotic drug treat infections? a. Blocking folic acid synthesis  b.…

A: Antibiotics, as the name suggests, are antimicrobial compounds that are either bactericidal or…

Q: Which statement about the ATP synthase is false? a. It is a rotary machine  b. It is located in…

A: ATP synthase is a complex enzyme found in eukaryotic cells' inner mitochondrial membranes and…

Q: Which biological catalyst lowers the activation energy of a reaction? a. enzyme b. lipid c. salt d.…

A: A catalyst influences the activation energy by introducing the reacting particles so that profitable…

Q: Which is true about nitrogenase? I. Holds N2 to a metal ion during catalysis II. Has N2 as its only…

A: Nitrogenase class of enzymes reduces Nitrogen (N2) to ammonia (NH3) produced by bacteria.

Q: When you heat a solution past the optimum for an enzyme? A. the active site permanently binds…

A: * Enzyme acts as catalyst by decreasing activation energy. * The enzymes will convert the substrate…

Q: What class of enzymes catalyze the phosphorylation of amino acid residues in proteins?   a.…

A: Enzymes: These are natural biocatalysts that accelerate reaction to form products by decreasing the…

Q: What is the function of an enzyme? A. Catalyze chemical reactions C. Facilitate movement across…

A: An enzyme acts as a catalyst for specific chemical reactions, converting a specific set of reactants…

Q: Which cells can form ATP by breaking down glucose? A. Prokaryotes only B. Animals only C. Plants…

A:

Q: Explain what a competitive antagonist is using a named example.  In your answer, explain why a…

A: Introduction: An antagonist is a substance that does not cause any biological response itself but…

Q: When are free radicals formed? A. Only in disease states, because that is what initiated the…

A: Free radicals can be defined as a type of molecule that has 1 or >1 unpaired electron & they…

Q: After the removal of all sugar units from a ganglioside, what molecule remains? A. sphingosine B. a…

A: Lipids are one of the 4 major biomacromolecules, known for their easily distinguishable hydrophobic…

Q: Why do cells go to the trouble of making ATP when they already have glucose molecules? A. glucose…

A: ATP is used in many biological processes as they-  1. Releases energy in small / manageable…

Q: Why does the substrate bind to the enzyme?  1. The shape of the active site fits the shape of the…

A: Substrate is a reactant in a chemical reaction that involves in the chemical reaction upon binding…

Q: Which statement is true about noncompetitive inhibition? a. Binding of the inhibitor occurs to the…

A: The substances that interfere with the activity of the enzyme are known as enzyme inhibitors.Enzyme…

Q: What is the role of protein kinase? A. To remove a phosphate group from ATP to transfer it to a…

A: INTRODUCTION Kinase is an enzyme that catalyzes the transfer of phosphate from high energy phosphate…

Q: When measuring reaction velocity as a function of substrate concentration, a researcher usually…

A: Michaelis- Menten equation is used to predict the rate of enzymatic reaction at different substrate…

Q: Explain why using higher concentration of substrate does not produce a significant change in the…

A: Enzymes are catalysts that help speed up the rate of a chemical reaction. They do so by lowering the…