Question 1

A mutation in a plant cell produces rubisco enzymes,which can only bind O₂ (and not CO₂).What would be the outcome of this mutation?

Accepted Answer

This plant would not be able t

Question 2

Which of the following statements describe the function of the light reaction in photosynthesis?

Accepted Answer

A)  As electrons move through the light reaction, they release energy that is used to concentrate protons in the thylakoid. 
B)  As electrons move through the light reaction, they catalyze the formation of ATP. 
C)  The light reaction releases CO₂ from glucose. 
D)  The light reaction captures and stores the electrons given off by NADPH. 
A)  As electrons move through the light reaction, they release energy that is used to concentrate protons in the thylakoid. 
B)  As electrons move through the light reaction, they catalyze the formation of ATP. 
C)  The light reaction releases CO₂ from glucose. 
D)  The light reaction captures and stores the electrons given off by NADPH.

Question 3

The ________ of an enzyme is an area with a specialized shape and set of chemical properties that allows the enzyme to bind with a particular substrate.

Accepted Answer

The answer of The ________ of an enzyme is an...

Question 4

Match between columns
                        Premises: An individual spends money on a new car.
In a popular video game individual blocks of material are used to build objects.
In a popular video game an ax is used to chop trees into individual blocks of wood.
A worker uses individual bricks to build a wall.
An individual invests money in the stock market.

Accepted Answer

The Answer of catabolic and anabolic is...

Question 5

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration.
-used by plant cells

Accepted Answer

A) photosynthesis only 
B) cellular respiration only 
C) both photosynthesis and cellular respiration 
D) neither photosynthesis nor cellular respiration 
A) photosynthesis only 
B) cellular respiration only 
C) both photosynthesis and cellular respiration 
D) neither photosynthesis nor cellular respiration

Question 6

A new bacterial cell is found that is able to grow without food as long as sunlight is available.This cell likely uses ________ to produce its own food.

Accepted Answer

The answer of A new bacterial cell is found that...

Question 7

The enzyme rubisco is important to the process of

Accepted Answer

A)  catabolism. 
B)  fermentation. 
C)  glycolysis. 
D)  carbon fixation. 
A)  catabolism. 
B)  fermentation. 
C)  glycolysis. 
D)  carbon fixation.

Question 8

The capture and use of energy by living organisms involves numerous chemical reactions.Collectively these processes are known as

Accepted Answer

A)  metabolism. 
B)  respiration. 
C)  anabolic reactions. 
D)  catabolic reactions. 
A)  metabolism. 
B)  respiration. 
C)  anabolic reactions. 
D)  catabolic reactions.

Question 9

In photosynthesis,the carbon used to make sugars is

Accepted Answer

A)  provided by enzymes. 
B)  provided by carbon dioxide. 
C)  extracted from DNA. 
D)  oxidized to make sugars. 
A)  provided by enzymes. 
B)  provided by carbon dioxide. 
C)  extracted from DNA. 
D)  oxidized to make sugars.

Question 10

The reaction sugar ⁺ oxygen → carbon dioxide ⁺ water ⁺ ATP is part of

Accepted Answer

A)  photosynthesis. 
B)  cellular respiration. 
C)  the Krebs cycle. 
D)  the Calvin cycle. 
A)  photosynthesis. 
B)  cellular respiration. 
C)  the Krebs cycle. 
D)  the Calvin cycle.

Question 11

A hypothetical chemical forms a permanent bond between the phosphates in ATP.How would this affect the cell?

Accepted Answer

The cell would not be able to

Question 12

Examine the illustration below.Which statement best summarizes the contribution of photosystem I (PS I)during photosynthesis?

Accepted Answer

A)  PS I provides the initial energy boost to the electrons on their way to photosystem II (PS II). 
B)  PS I energizes electrons that initially accumulate within the thylakoid space and eventually drive ATP synthesis. 
C)  PS I energizes electrons that are transported by NADPH to the Calvin cycle and will eventually reduce the carbon in CO₂. 
D)  PS I regulates the transmembrane passage of protons through the thylakoid membrane. 
A)  PS I provides the initial energy boost to the electrons on their way to photosystem II (PS II). 
B)  PS I energizes electrons that initially accumulate within the thylakoid space and eventually drive ATP synthesis. 
C)  PS I energizes electrons that are transported by NADPH to the Calvin cycle and will eventually reduce the carbon in CO₂. 
D)  PS I regulates the transmembrane passage of protons through the thylakoid membrane.

Question 13

In the reaction C₆H₁₂O₆ ⁺ 6 O₂ → 6 CO₂ ⁺ 6 H₂O,the 6 CO₂ molecules are examples of

Accepted Answer

A)  substrates. 
B)  products. 
C)  enzymes. 
D)  reactants. 
A)  substrates. 
B)  products. 
C)  enzymes. 
D)  reactants.

Question 14

Humans store sugars in the form of glycogen.Glycogen is made by linking many glucose molecules together.This process is ________.

Accepted Answer

anabolic
dehydration

Question 15

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration.
-used by animal cells

Accepted Answer

A) photosynthesis only 
B) cellular respiration only 
C) both photosynthesis and cellular respiration 
D) neither photosynthesis nor cellular respiration 
A) photosynthesis only 
B) cellular respiration only 
C) both photosynthesis and cellular respiration 
D) neither photosynthesis nor cellular respiration

Question 16

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway.
-An individual invests money in the stock market.

Accepted Answer

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

Question 17

Compare the energy sources shown below that rely on photosynthesis with the energy sources that do not rely directly on photosynthesis.

Accepted Answer

Nuclear power,2.5 percent of the total e

Question 18

A given enzyme

Accepted Answer

A)  can be used for many different kinds of chemical reactions. 
B)  is permanently changed during a chemical reaction. 
C)  has a special site where the products bind before the reaction begins. 
D)  increases the rate of a particular reaction. 
A)  can be used for many different kinds of chemical reactions. 
B)  is permanently changed during a chemical reaction. 
C)  has a special site where the products bind before the reaction begins. 
D)  increases the rate of a particular reaction.

Question 19

Which of the following events in a cell would require ATP?

Accepted Answer

A)  passive movement of molecules through the cell membrane 
B)  linking together amino acids to form a protein 
C)  breaking a carbohydrate into individual sugar subunits 
D)  splitting a lipid molecule into smaller parts 
A)  passive movement of molecules through the cell membrane 
B)  linking together amino acids to form a protein 
C)  breaking a carbohydrate into individual sugar subunits 
D)  splitting a lipid molecule into smaller parts

Question 20

Cells contain the molecule GTP (guanosine triphosphate).Would this molecule be useful as an energy carrier (similar to ATP)?

Accepted Answer

A)  No, because it does not contain the adenosine necessary for storing energy. 
B)  No, because it contains fewer phosphates than ATP. 
C)  Yes, because it contains a nitrogenous base just like ATP. 
D)  Yes, because it contains the same number of phosphates as does ATP. 
A)  No, because it does not contain the adenosine necessary for storing energy. 
B)  No, because it contains fewer phosphates than ATP. 
C)  Yes, because it contains a nitrogenous base just like ATP. 
D)  Yes, because it contains the same number of phosphates as does ATP.

A mutation in a plant cell produces rubisco enzymes,which can only bind O₂ (and not CO₂).What would be the outcome of this mutation?

Which of the following statements describe the function of the light reaction in photosynthesis?

The ________ of an enzyme is an area with a specialized shape and set of chemical properties that allows the enzyme to bind with a particular substrate.

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration. -used by plant cells

A new bacterial cell is found that is able to grow without food as long as sunlight is available.This cell likely uses ________ to produce its own food.

The enzyme rubisco is important to the process of

The capture and use of energy by living organisms involves numerous chemical reactions.Collectively these processes are known as

In photosynthesis,the carbon used to make sugars is

The reaction sugar ⁺ oxygen → carbon dioxide ⁺ water ⁺ ATP is part of

A hypothetical chemical forms a permanent bond between the phosphates in ATP.How would this affect the cell?

Examine the illustration below.Which statement best summarizes the contribution of photosystem I (PS I)during photosynthesis?

In the reaction C₆H₁₂O₆ ⁺ 6 O₂ → 6 CO₂ ⁺ 6 H₂O,the 6 CO₂ molecules are examples of

Humans store sugars in the form of glycogen.Glycogen is made by linking many glucose molecules together.This process is ________.

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration. -used by animal cells

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway. -An individual invests money in the stock market.

Compare the energy sources shown below that rely on photosynthesis with the energy sources that do not rely directly on photosynthesis.

A given enzyme

Which of the following events in a cell would require ATP?

Cells contain the molecule GTP (guanosine triphosphate).Would this molecule be useful as an energy carrier (similar to ATP)?

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

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Growth of Populations

Communities of Organisms

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Exam 5: How Cells Work

A mutation in a plant cell produces rubisco enzymes,which can only bind O₂ (and not CO₂).What would be the outcome of this mutation?

Which of the following statements describe the function of the light reaction in photosynthesis?

The ________ of an enzyme is an area with a specialized shape and set of chemical properties that allows the enzyme to bind with a particular substrate.

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration. -used by plant cells

A new bacterial cell is found that is able to grow without food as long as sunlight is available.This cell likely uses ________ to produce its own food.

The enzyme rubisco is important to the process of

The capture and use of energy by living organisms involves numerous chemical reactions.Collectively these processes are known as

In photosynthesis,the carbon used to make sugars is

The reaction sugar ⁺ oxygen → carbon dioxide ⁺ water ⁺ ATP is part of

A hypothetical chemical forms a permanent bond between the phosphates in ATP.How would this affect the cell?

Examine the illustration below.Which statement best summarizes the contribution of photosystem I (PS I)during photosynthesis?

In the reaction C₆H₁₂O₆ ⁺ 6 O₂ → 6 CO₂ ⁺ 6 H₂O,the 6 CO₂ molecules are examples of

Humans store sugars in the form of glycogen.Glycogen is made by linking many glucose molecules together.This process is ________.

For each characteristic below,determine if it applies to photosynthesis and/or cellular respiration. -used by animal cells

Determine whether each statement is an analogy for an anabolic pathway or a catabolic pathway. -An individual invests money in the stock market.

Compare the energy sources shown below that rely on photosynthesis with the energy sources that do not rely directly on photosynthesis.

A given enzyme

Which of the following events in a cell would require ATP?

Cells contain the molecule GTP (guanosine triphosphate).Would this molecule be useful as an energy carrier (similar to ATP)?

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