Question 1

Light energy is initially captured in plant cells by raising the energy level of an electron in the chlorophyll molecule.

Accepted Answer

A) True 
 B)False

Question 2

Most plants contain a rubisco enzyme that catalyzes only a carboxylation reaction in the fixation of carbon dioxide.

Accepted Answer

A) True 
 B)False

Question 3

The synthesis of sucrose in plants occurs in the ________.

Accepted Answer

A) cytoplasm 
B) chloroplast 
C) vacuole 
D) lumen 
A) cytoplasm 
B) chloroplast 
C) vacuole 
D) lumen

Question 4

In CAM plants,________ is stored at night and released during the day to supply carbon dioxide.

Accepted Answer

A) glucose 
B) acetate 
C) phosphoenolpyruvate 
D) malate 
A) glucose 
B) acetate 
C) phosphoenolpyruvate 
D) malate

Question 5

In Crassulacean Acid Metabolism (CAM)acetate accumulated at night supplies CO² for carbon assimilation during the day.

Accepted Answer

A) True 
 B)False

Question 6

The region of the chlorophyll molecule that helps anchor it in the membrane is the

Accepted Answer

A) Mg²+ ion. 
B) chlorin ring. 
C) phytol side chain. 
D) tetrapyrrole ring. 
E) All of the above. 
A) Mg²+ ion. 
B) chlorin ring. 
C) phytol side chain. 
D) tetrapyrrole ring. 
E) All of the above.

Question 7

In terrestrial plants diffusion of carbon dioxide into plant leaves is controlled by the stomata.

Accepted Answer

A) True 
 B)False

Question 8

Chloroplasts evolved from a species of cyanobacteria that entered a eukaryotic cell over a billion years ago.

Accepted Answer

A) True 
 B)False

Question 9

Plants may lose green color as they mature if enzymes that degrade chlorophyll are activated.

Accepted Answer

A) True 
 B)False

Light energy is initially captured in plant cells by raising the energy level of an electron in the chlorophyll molecule.

Most plants contain a rubisco enzyme that catalyzes only a carboxylation reaction in the fixation of carbon dioxide.

The synthesis of sucrose in plants occurs in the ________.

In CAM plants,________ is stored at night and released during the day to supply carbon dioxide.

In Crassulacean Acid Metabolism (CAM)acetate accumulated at night supplies CO² for carbon assimilation during the day.

The region of the chlorophyll molecule that helps anchor it in the membrane is the

In terrestrial plants diffusion of carbon dioxide into plant leaves is controlled by the stomata.

Chloroplasts evolved from a species of cyanobacteria that entered a eukaryotic cell over a billion years ago.

Plants may lose green color as they mature if enzymes that degrade chlorophyll are activated.

Introduction to Biochemistry

Water

Amino Acids and the Primary Structures of Proteins

Proteins: Three-Dimensional Structure and Function

Properties of Enzymes

Mechanisms of Enzymes

Coenzymes and Vitamins

Carbohydrates

Lipids and Membranes

Introduction to Metabolism

Glycolysis

Gluconeogenesis, the Pentose Phosphate Pathway, and Glycogen Metabolism

The Citric Acid Cycle

Electron Transport and Atp Synthesis

Lipid Metabolism

Amino Acid Metabolism

Nucleotide Metabolism

Nucleic Acids

DNA Replication, repair, and Recombination

Transcription and RNA Processing

Protein Synthesis

Filters

Exam 15: Photosynthesis

Light energy is initially captured in plant cells by raising the energy level of an electron in the chlorophyll molecule.

Most plants contain a rubisco enzyme that catalyzes only a carboxylation reaction in the fixation of carbon dioxide.

The synthesis of sucrose in plants occurs in the ________.

In CAM plants,________ is stored at night and released during the day to supply carbon dioxide.

In Crassulacean Acid Metabolism (CAM)acetate accumulated at night supplies CO² for carbon assimilation during the day.

The region of the chlorophyll molecule that helps anchor it in the membrane is the

In terrestrial plants diffusion of carbon dioxide into plant leaves is controlled by the stomata.

Chloroplasts evolved from a species of cyanobacteria that entered a eukaryotic cell over a billion years ago.

Plants may lose green color as they mature if enzymes that degrade chlorophyll are activated.

Introduction to Biochemistry

Water

Amino Acids and the Primary Structures of Proteins

Proteins: Three-Dimensional Structure and Function

Properties of Enzymes

Mechanisms of Enzymes

Coenzymes and Vitamins

Carbohydrates

Lipids and Membranes

Introduction to Metabolism

Glycolysis

Gluconeogenesis, the Pentose Phosphate Pathway, and Glycogen Metabolism

The Citric Acid Cycle

Electron Transport and Atp Synthesis

Lipid Metabolism

Amino Acid Metabolism

Nucleotide Metabolism

Nucleic Acids

DNA Replication, repair, and Recombination

Transcription and RNA Processing

Protein Synthesis

Filters