Exam 5: Ground Rules of Metabolism

Enzymes

Classification.The items below are processes that occur during different stages of photosynthesis.Answer the following questions by selecting one of these three processes. a.oxidation b.reduction c.phosphorylation -This process occurs when an electron transport molecule gives up an electron.

MATCHING Matching.Choose the one most appropriate answer for each. a.rate of forward reaction about equals rate of reverse reaction b.coenzyme that diffuses freely through the cytoplasm c.attachment of a phosphate group by a high-energy bond d.an excess of end-product molecules alters the shape of the first enzyme in the pathway and shuts off that metabolic pathway e.part of an enzyme that binds to the substrate f.by binding a regulatory molecule, it changes the activity of a metabolic pathway g.affects rates of chemical reactions h.universal energy currency i.assists in the detoxification of ethanol j. a measure of the degree of energy change after a concentrated form of energy has been dispersed -allosteric enzyme

MATCHING Matching.Choose the one most appropriate answer for each. a.rate of forward reaction about equals rate of reverse reaction b.coenzyme that diffuses freely through the cytoplasm c.attachment of a phosphate group by a high-energy bond d.an excess of end-product molecules alters the shape of the first enzyme in the pathway and shuts off that metabolic pathway e.part of an enzyme that binds to the substrate f.by binding a regulatory molecule, it changes the activity of a metabolic pathway g.affects rates of chemical reactions h.universal energy currency i.assists in the detoxification of ethanol j. a measure of the degree of energy change after a concentrated form of energy has been dispersed -catalyst

The following questions refer to the figure above. -The figure above represents

In the image above an enzyme substrate complex is represented by

Classification.The items below are processes that occur during different stages of photosynthesis.Answer the following questions by selecting one of these three processes. a.oxidation b.reduction c.phosphorylation -This process occurs when an electron is passed to an electron acceptor molecule, such as NADP⁺.

Energy is commonly defined as "the capacity to do work." This definition is

MATCHING Matching.Choose the one most appropriate answer for each. a.rate of forward reaction about equals rate of reverse reaction b.coenzyme that diffuses freely through the cytoplasm c.attachment of a phosphate group by a high-energy bond d.an excess of end-product molecules alters the shape of the first enzyme in the pathway and shuts off that metabolic pathway e.part of an enzyme that binds to the substrate f.by binding a regulatory molecule, it changes the activity of a metabolic pathway g.affects rates of chemical reactions h.universal energy currency i.assists in the detoxification of ethanol j. a measure of the degree of energy change after a concentrated form of energy has been dispersed -adenosine triphosphate

Endergonic reactions

Which of the following statements is true of metabolic pathways?

The action of a white blood cell engulfing a bacterium is

MATCHING Matching.Choose the one most appropriate answer for each. a.rate of forward reaction about equals rate of reverse reaction b.coenzyme that diffuses freely through the cytoplasm c.attachment of a phosphate group by a high-energy bond d.an excess of end-product molecules alters the shape of the first enzyme in the pathway and shuts off that metabolic pathway e.part of an enzyme that binds to the substrate f.by binding a regulatory molecule, it changes the activity of a metabolic pathway g.affects rates of chemical reactions h.universal energy currency i.assists in the detoxification of ethanol j. a measure of the degree of energy change after a concentrated form of energy has been dispersed -feedback inhibition

Classification.The items below are processes that occur during different stages of photosynthesis.Answer the following questions by selecting one of these three processes. a.oxidation b.reduction c.phosphorylation -Compare and contrast facilitated and active transport?

In the image above, the substance indicated as "B" is a(n)

All of the following are true of the process of phosphorylation EXCEPT that

Classification.The items below are processes that occur during different stages of photosynthesis.Answer the following questions by selecting one of these three processes. a.oxidation b.reduction c.phosphorylation -Describe how the laws of thermodynamics would impact the Earth were the sun's light suddenly blocked?

The method of movement that requires the expenditure of ATP molecules is