cells can regulate different processes in two ways. they can turn on and off the genes that make enzymes, or they can: A. decrease the amount of energy needed to carry out the preferred process B. increase the activation energy of a reaction C. regulate the enzymes that are already made D. increase the amount of energy needed to carry out the preferred proces

Q: Which of the following describes a reaction that requires substrate 1 to bind the the enzyme, then…

A: Proteins are macromolecules that help in the structure and function of the living body. Enzymes are…

Q: What regulatory mechanisms will ensure that end-products and/or products of alternative pathways…

A: A crucial part of innate immunity is the generation of complements for the defense of the body from…

Q: Which statement about metabolic pathways is false? OA. A specific enzyme catalyzes each…

A: Metabolic pathways are set of reactions catalysing conversion of one substrate into some product.…

Q: Allosteric enzymes in biosynthetic pathways are often inhibited by the binding of a ligand. The…

A: All biological systems are well regulated. There are various regulatory things in our body, that…

Q: Which of the following is NOT true of enzymes?   A. Made of protein B. Made of carbohydrates C.…

A: Enzymes are defined as the protein which is involving in the catalysis of biological reactions. So…

Q: Which of the following statements about enzymes or their function is true?

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

Q: Factors that affect the activity of an enzyme molecule includea. the potential energy stored in the…

A: Enzymes can be defined as proteins that will act as biological catalysts or biocatalysts). Catalysts…

Q: A cell uses ATP to carry energy, which is released as needed to drive chemical reactions and work.…

A: Adenosine triphosphate or ATP is the molecule that provides energy for all cellular processes in all…

Q: A segment of cell's collection of biochemical pathways is shown below.  P is a product of one series…

A: Introduction :- A biochemical pathway is a series of reactions involved a  single molecule (…

Q: An allosteric site is the location on an enzyme’s surface wherea. the substrate binds.b. the signal…

A: Answer is a.)  substrate .

Q: In detail explain the one gene/ one enzyme hypothesis using one or more example

A: One gene/ one enzyme hypothesis The hypothesis was postulated by Beadle and Tatum in 1948. According…

Q: What are enzymes? A. Enzymes are biological catalysts made up of amino acids O B. Enzymes are…

A: •Enzymes are biological catalysts •Enzymes are protein that help speed up metabolism  in human body.…

Q: All of the following are mechanisms for regulating enzyme activity in the cell, except: a. Rate of…

A: Enzymes are biological catalysts that drive cellular reaction and are usually protein on nature.…

Q: The purpose of this experiment is to determine how the activity of an enzyme can change under…

A: In this experiment, we look at how various environmental conditions affect the migration of enzymes.…

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: Which of the following is true about the phosphorylation of proteins? A. Proteins are usually…

A: Protein phosphorylation is a mechanism that helps regulate proteins' function as well as transmit…

Q: Define the term regulatory site?

A: An enzyme is a biocatalyst that helps to increase the rate of a biochemical reaction. They are…

Q: Which mutation will most likely cause the mutant or protein to misfold in terms of thermodynamics.…

A: Mutations are the permanent change in DNA sequence. These changes may occur naturally or by inducing…

Q: The enzyme lactate dehydrogenase (LDH) is produced as an isozyme, which is a way to control the…

A: Lactate dehydrogenase (LDH) is an enzyme of the anaerobic metabolic pathway and is an oxidoreductase…

Q: the temperature was kept constant at 37 degrees Celsius. This is the temperature of a typical cell…

A: Many enzyme functions are performed in humans at 37 C because the enzymes are able to preserve their…

Q: classes of enzymes according to IUBMB

A: The question is about the classification of enzyme according to IUBMB i.e International union of…

Q: . All of the following are the properties of enzymes except: A. Enzymes are stereospecific catalysts…

A: Enzymes are catalyst used in biological reactions. Most of the enzymes are protein except Ribozymes.…

Q: Which part of the curve shows the effect of an enzyme?

A: activation energy -The activation energy is the energy required to start a reaction. Enzymes are…

Q: Explain the type of genetic control of enzyme synthesis.

A: Introduction: Enzymes are proteinaceous catalysts that take part in various metabolic reactions.

Q: For reactions to occur there needs to be what level of substrate and enzyme concentrations? Select…

A: When an enzyme comes into perfect contact with its substrate, a temporary molecule called the enzyme…

Q: According to the lock-and-key model of enzyme action,a. reactants must first be heated.b. enzyme…

A: The binding of the substrate to its enzyme can be described by the lock and key model or the induced…

Q: All of the following are mechanisms for regulating enzyme activity in the cell, except: a. Rate of…

A: Enzymes catalyses a reaction, they remain unchanged after the completion of reaction. They just…

Q: Enzymes lower the activation energy, but where does the energy to lower the activation energy come…

A: An enzyme accelerates the rate of a chemical reaction several times as compared to the uncatalyzed…

Q: Which of the following statements is not true about enzymes?*

A: Enzymes are usually composed of proteins and it works as a catalyst to speed up the biochemical…

Q: Inducers and repressors Both of them increase in the rate of enzyme synthesis Both of them decrease…

A: Enzyme is basically biocatalyst that increase the rate of chemical reaction without itself being…

Q: Imagine you have a new drug and you believe it activates a particular pathway.  You want to prove…

A: Introduction :- Drugs are the chemical compounds which acts as the signal molecules for the cells ,…

Q: in cells, an enzyme catalyzes the reaction ab → a + b. it was isolated, however, as an enzyme that…

A: Enzyme catalysis is the use of a biological molecule called a "enzyme" to speed up a process. The…

Q: You are studying Protein X, which is a tetramer whose function is to bind glucose. You have found a…

A: In biochemistry, allosteric regulation (or allosteric control) is the binding of an effector…

Q: There are several types of enzyme regulators which can either be positive ("turn on") or negative…

A: Enzymes are proteins made of amino acids. They act as biocatalyst that speeds up the biochemical…

Q: One of the functions of the pentose phosphate pathway is to make NADPH, which plays important roles…

A: In animal tissues, glucose has two possible fates: be oxidised into carbon dioxide and water by…

Q: An Enzyme..     A. Becomes part of the final products B. Is consumed by the reaction C. Is…

A: Enzymes are proteins that act as biological catalysts to accelerate the reaction.  They are specific…

Q: The shape of the enzyme dictates how it reacts with other molecules in reactions. If anything…

A: The specific configuration of atoms, amino acids, and functional groups that make up an enzyme…

Q: Which of the following is not a mechanism of enzyme regulation? Activation by proteolysis Multiple…

A: Transfigural control