Question 1

A cell is found that uses sunlight to produce ATP,but it does not produce NADPH.The portion of the light reaction that is not functioning is ________.

Accepted Answer

The answer of A cell is found that uses sunlight...

Question 2

The three stages of cellular respiration (in order)are

Accepted Answer

A)  photosynthesis, glycolysis, and oxidative phosphorylation. 
B)  glycolysis, the Krebs cycle, and oxidative phosphorylation. 
C)  glycolysis, fermentation, and the Krebs cycle. 
D)  photosynthesis, the Krebs cycle, and fermentation. 
A)  photosynthesis, glycolysis, and oxidative phosphorylation. 
B)  glycolysis, the Krebs cycle, and oxidative phosphorylation. 
C)  glycolysis, fermentation, and the Krebs cycle. 
D)  photosynthesis, the Krebs cycle, and fermentation.

Question 3

Two students are debating whether switching energy production from fossil fuels to traditional biomass would reduce carbon dioxide emissions.Explain the role of photosynthesis in storing carbon dioxide in these two energy sources.What is the total energy consumption shown for these two energy sources?

Accepted Answer

Fossil fuels,such as oil and petroleum,w

Question 4

The sequential reaction pathway A → B → C → D is dependent on enzymes for each separate step.The enzyme that has "C" as a substrate becomes nonfunctional.Explain how this affects the metabolic pathway shown.

Accepted Answer

A will still be converted to B

Question 5

List the three stages of cellular respiration.If the mitochondria in a eukaryotic cell are damaged,which of the three stages of cellular respiration would be impacted?

Accepted Answer

The three stages of cellular respiration

Question 6

In the reaction H₂O ⁺ CO₂ ⁺ carbonic anhydrase → H⁺ ⁺ HCO₃⁻⁺ carbonic anhydrase,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 7

Support or refute the following statement:
"Cells would not be able to survive unless anabolic and catabolic processes occurred in linked reactions."

Accepted Answer

This statement is true because

Question 8

A chemical reaction that uses ATP to build cellular components is

Accepted Answer

A)  catabolic. 
B)  anabolic. 
C)  photosynthetic. 
D)  respiration. 
A)  catabolic. 
B)  anabolic. 
C)  photosynthetic. 
D)  respiration.

Question 9

Which of the following is a product of the light reactions of photosynthesis?

Accepted Answer

A)  water 
B)  carbon dioxide 
C)  oxygen 
D)  glucose 
A)  water 
B)  carbon dioxide 
C)  oxygen 
D)  glucose

Question 10

Which of these molecules carries the most energy?

Accepted Answer

A)  ADP 
B)  ATP 
C)  NADH 
D)  NAD⁺ 
A)  ADP 
B)  ATP 
C)  NADH 
D)  NAD⁺

Question 11

A worker is paid every two weeks.She uses some of this money to pay for essentials and puts the remainder of her money in a savings account at a bank.The money the worker saves is analogous to the

Accepted Answer

A)  conversion of ADP and phosphate into ATP. 
B)  conversion of ATP into ADP and phosphate. 
C)  way electrons are used to pump protons across a membrane. 
D)  way enzymes catalyze chemical reactions in a cell. 
A)  conversion of ADP and phosphate into ATP. 
B)  conversion of ATP into ADP and phosphate. 
C)  way electrons are used to pump protons across a membrane. 
D)  way enzymes catalyze chemical reactions in a cell.

Question 12

The role of water in photosynthesis is to

Accepted Answer

A)  provide a phosphate group to ATP. 
B)  capture light energy and transfer it to the electron transport chain. 
C)  provide electrons to the chlorophyll. 
D)  combine with carbon dioxide (CO₂) to make glucose. 
A)  provide a phosphate group to ATP. 
B)  capture light energy and transfer it to the electron transport chain. 
C)  provide electrons to the chlorophyll. 
D)  combine with carbon dioxide (CO₂) to make glucose.

Question 13

A protein in the cell membrane is used to transport molecules against their concentration gradient by active transport.________ is required for this type of transport.

Accepted Answer

The answer of A protein in the cell membrane is...

Question 14

Explain how an increase in body temperature may affect the activity of enzymes with human cells.

Accepted Answer

Enzymes are typically proteins,and the s

Question 15

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway.
-In a popular video game individual blocks of material are used to build objects.

Accepted Answer

A) anabolic 
B) catabolic 
A) anabolic 
B) catabolic

Question 16

What would be the initial outcome of decreasing the number of photosynthetic organisms on Earth with no change in the number of organisms using cellular respiration?

Accepted Answer

A)  Oxygen levels would increase. 
B)  Carbon dioxide levels would increase. 
C)  More glucose would be available to animals. 
D)  Animals would access energy directly from sunlight. 
A)  Oxygen levels would increase. 
B)  Carbon dioxide levels would increase. 
C)  More glucose would be available to animals. 
D)  Animals would access energy directly from sunlight.

Question 17

Enzymes can catalyze a reaction only if they

Accepted Answer

A)  encounter a molecule of ATP. 
B)  have a phosphate bound to their active site. 
C)  have both products in their active site at the same time. 
D)  encounter a substrate that fits their active site. 
A)  encounter a molecule of ATP. 
B)  have a phosphate bound to their active site. 
C)  have both products in their active site at the same time. 
D)  encounter a substrate that fits their active site.

Question 18

What type of reactions release energy by breaking down complex molecules?

Accepted Answer

A)  catabolic 
B)  anabolic 
C)  photosynthetic 
D)  dehydration synthesis 
A)  catabolic 
B)  anabolic 
C)  photosynthetic 
D)  dehydration synthesis

Question 19

Photosynthesis and cellular respiration are linked metabolic processes in the sense that the products of one feed into the other.What are the products of each metabolic process that feed into the other?

Accepted Answer

Photosynthesis produces oxygen

Question 20

Photosynthesis and cellular respiration cycle the element ________ through the environment.When a plant does photosynthesis,it takes this element from the air and produces sugars.When animals conduct cellular respiration,they break down sugars and exhale a gas that contains this element.

Accepted Answer

The answer of Photosynthesis and cellular respiration cycle the element...

A cell is found that uses sunlight to produce ATP,but it does not produce NADPH.The portion of the light reaction that is not functioning is ________.

The three stages of cellular respiration (in order)are

The sequential reaction pathway A → B → C → D is dependent on enzymes for each separate step.The enzyme that has "C" as a substrate becomes nonfunctional.Explain how this affects the metabolic pathway shown.

List the three stages of cellular respiration.If the mitochondria in a eukaryotic cell are damaged,which of the three stages of cellular respiration would be impacted?

In the reaction H₂O ⁺ CO₂ ⁺ carbonic anhydrase → H⁺ ⁺ HCO₃⁻⁺ carbonic anhydrase,carbonic anhydrase is a(n)

Support or refute the following statement: "Cells would not be able to survive unless anabolic and catabolic processes occurred in linked reactions."

A chemical reaction that uses ATP to build cellular components is

Which of the following is a product of the light reactions of photosynthesis?

Which of these molecules carries the most energy?

A worker is paid every two weeks.She uses some of this money to pay for essentials and puts the remainder of her money in a savings account at a bank.The money the worker saves is analogous to the

The role of water in photosynthesis is to

A protein in the cell membrane is used to transport molecules against their concentration gradient by active transport.________ is required for this type of transport.

Explain how an increase in body temperature may affect the activity of enzymes with human cells.

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway. -In a popular video game individual blocks of material are used to build objects.

What would be the initial outcome of decreasing the number of photosynthetic organisms on Earth with no change in the number of organisms using cellular respiration?

Enzymes can catalyze a reaction only if they

What type of reactions release energy by breaking down complex molecules?

Photosynthesis and cellular respiration are linked metabolic processes in the sense that the products of one feed into the other.What are the products of each metabolic process that feed into the other?

Photosynthesis and cellular respiration cycle the element ________ through the environment.When a plant does photosynthesis,it takes this element from the air and produces sugars.When animals conduct cellular respiration,they break down sugars and exhale a gas that contains this element.

The Nature of Science

Evaluating Scientific Claims

Chemistry of Life

Life Is Cellular

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Bacteria and Archaea

Plants, Fungi, and Protists

Animals and Human Evolution

General Principles of Ecology

Growth of Populations

Communities of Organisms

Ecosystems

Filters

Exam 5: How Cells Work

A cell is found that uses sunlight to produce ATP,but it does not produce NADPH.The portion of the light reaction that is not functioning is ________.

The three stages of cellular respiration (in order)are

The sequential reaction pathway A → B → C → D is dependent on enzymes for each separate step.The enzyme that has "C" as a substrate becomes nonfunctional.Explain how this affects the metabolic pathway shown.

List the three stages of cellular respiration.If the mitochondria in a eukaryotic cell are damaged,which of the three stages of cellular respiration would be impacted?

In the reaction H₂O ⁺ CO₂ ⁺ carbonic anhydrase → H⁺ ⁺ HCO₃⁻⁺ carbonic anhydrase,carbonic anhydrase is a(n)

Support or refute the following statement: "Cells would not be able to survive unless anabolic and catabolic processes occurred in linked reactions."

A chemical reaction that uses ATP to build cellular components is

Which of the following is a product of the light reactions of photosynthesis?

Which of these molecules carries the most energy?

A worker is paid every two weeks.She uses some of this money to pay for essentials and puts the remainder of her money in a savings account at a bank.The money the worker saves is analogous to the

The role of water in photosynthesis is to

A protein in the cell membrane is used to transport molecules against their concentration gradient by active transport.________ is required for this type of transport.

Explain how an increase in body temperature may affect the activity of enzymes with human cells.

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway. -In a popular video game individual blocks of material are used to build objects.

What would be the initial outcome of decreasing the number of photosynthetic organisms on Earth with no change in the number of organisms using cellular respiration?

Enzymes can catalyze a reaction only if they

What type of reactions release energy by breaking down complex molecules?

Photosynthesis and cellular respiration are linked metabolic processes in the sense that the products of one feed into the other.What are the products of each metabolic process that feed into the other?

Photosynthesis and cellular respiration cycle the element ________ through the environment.When a plant does photosynthesis,it takes this element from the air and produces sugars.When animals conduct cellular respiration,they break down sugars and exhale a gas that contains this element.

The Nature of Science

Evaluating Scientific Claims

Chemistry of Life

Life Is Cellular

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Bacteria and Archaea

Plants, Fungi, and Protists

Animals and Human Evolution

General Principles of Ecology

Growth of Populations

Communities of Organisms

Ecosystems

Filters