Question 1

The organelles where the breakdown products of food are oxidized,generating most of a cell's ATP,are called ________.

Accepted Answer

The answer of The organelles where the breakdown products of...

Question 2

Which of the following strategies is NOT used by cells to help enzymes and substrates find each other?

Accepted Answer

A)  locating enzymes that are used in the same biochemical pathway close to each other in the cell 
B)  having certain reactions occur within a specific organelle 
C)  embedding enzymes in a membrane in a precise order 
D)  producing heat to increase the frequency of molecular collisions 
A)  locating enzymes that are used in the same biochemical pathway close to each other in the cell 
B)  having certain reactions occur within a specific organelle 
C)  embedding enzymes in a membrane in a precise order 
D)  producing heat to increase the frequency of molecular collisions

Question 3

The term thermal energy describes the

Accepted Answer

A)  orderly movement of electrons along a conductor (such as a wire). 
B)  movement of photons as they travel through space. 
C)  attractive power of two magnets toward each other. 
D)  random movement or vibration of the molecules of any substance (for example,water molecules in a beaker). 
A)  orderly movement of electrons along a conductor (such as a wire). 
B)  movement of photons as they travel through space. 
C)  attractive power of two magnets toward each other. 
D)  random movement or vibration of the molecules of any substance (for example,water molecules in a beaker).

Question 4

In the chemical reaction H2O + CO2 $\rarr$ carbonic anhydrase $\rarr$H+ + HCO3- + carbonic anhydrase,the carbonic anhydrase is a(n)

Accepted Answer

A)  reactant. 
B)  product. 
C)  enzyme. 
D)  active site. 
A)  reactant. 
B)  product. 
C)  enzyme. 
D)  active site.

Question 5

The sequential reaction pathway A $\rarr$ B $\rarr$ C $\rarr$ D is dependent on enzymes for each separate step.If the pathway starts with A,how many different enzymes would be needed to produce D?

Accepted Answer

A)  just one,used over and over for each step 
B)  two: one for the conversion of A to B and one for the conversion of C to D 
C)  three 
D)  four 
A)  just one,used over and over for each step 
B)  two: one for the conversion of A to B and one for the conversion of C to D 
C)  three 
D)  four

The organelles where the breakdown products of food are oxidized,generating most of a cell's ATP,are called ________.

Which of the following strategies is NOT used by cells to help enzymes and substrates find each other?

The term thermal energy describes the

In the chemical reaction H₂O + CO₂ $\rarr$ carbonic anhydrase $\rarr$ H⁺ + HCO₃^-+ carbonic anhydrase,the carbonic anhydrase is a(n)

The sequential reaction pathway A $\rarr$ B $\rarr$ C $\rarr$ D is dependent on enzymes for each separate step.If the pathway starts with A,how many different enzymes would be needed to produce D?

The Nature of Science and the Characteristics of Life

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Photosynthesis and Cellular Respiration

Cell Division

Cancer and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

DNA and Genes

From Gene to Protein

DNA Technology

How Evolution Works

The Origin of Species

The Evolution of Biodiversity

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

The Biosphere

Growth of Populations

Animal Behavior

Ecological Communities

Ecosystems

Global Change

Internal Organization and Homeostasis

Nutrition and Digestion

Circulation and Gas Exchange

Animal Hormones

Nervous and Sensory Systems

Skeletons,Muscles,and Movement

The Immune System

Reproduction and Development

Plant Structure, Nutrition, and Transport

Plant Growth and Reproduction

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Exam 5: Energy, Metabolism, and Enzymes

The organelles where the breakdown products of food are oxidized,generating most of a cell's ATP,are called ________.

Which of the following strategies is NOT used by cells to help enzymes and substrates find each other?

The term thermal energy describes the

In the chemical reaction H2O + CO2 →\rarr→ carbonic anhydrase →\rarr→ H+ + HCO3- + carbonic anhydrase,the carbonic anhydrase is a(n)

The sequential reaction pathway A →\rarr→ B →\rarr→ C →\rarr→ D is dependent on enzymes for each separate step.If the pathway starts with A,how many different enzymes would be needed to produce D?

The Nature of Science and the Characteristics of Life

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Photosynthesis and Cellular Respiration

Cell Division

Cancer and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

DNA and Genes

From Gene to Protein

DNA Technology

How Evolution Works

The Origin of Species

The Evolution of Biodiversity

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

The Biosphere

Growth of Populations

Animal Behavior

Ecological Communities

Ecosystems

Global Change

Internal Organization and Homeostasis

Nutrition and Digestion

Circulation and Gas Exchange

Animal Hormones

Nervous and Sensory Systems

Skeletons,Muscles,and Movement

The Immune System

Reproduction and Development

Plant Structure, Nutrition, and Transport

Plant Growth and Reproduction

Filters

In the chemical reaction H₂O + CO₂ $\rarr$ carbonic anhydrase $\rarr$ H⁺ + HCO₃^-+ carbonic anhydrase,the carbonic anhydrase is a(n)

The sequential reaction pathway A $\rarr$ B $\rarr$ C $\rarr$ D is dependent on enzymes for each separate step.If the pathway starts with A,how many different enzymes would be needed to produce D?