Question 1

Refer to the chemical equation below.
C6H12O6 F1F1F1S1F1F1F10 6 CO2 + 6 H2O
In this equation, C6H12O6 functions as the _______.

Accepted Answer

Question 2

Which finding can be used to justify the claim that living organisms are dynamic?

Accepted Answer

A)  Microscopic examination of tissue removed from a multicellular organism reveals cells as the underlying basic units of structure. 
B)  Combustion of living plants results in formation of carbon dioxide and water along with a great deal of heat. 
C)  Examination of fossilized remains of dinosaurs indicates that these organisms share some anatomical features with modern birds. 
D)  Elemental analysis of living tissue reveals the presence of many elements in trace quantities. 
E)  Radioisotopic tracing shows that living organisms transform glucose and oxygen to carbon dioxide and water. 
A)  Microscopic examination of tissue removed from a multicellular organism reveals cells as the underlying basic units of structure. 
B)  Combustion of living plants results in formation of carbon dioxide and water along with a great deal of heat. 
C)  Examination of fossilized remains of dinosaurs indicates that these organisms share some anatomical features with modern birds. 
D)  Elemental analysis of living tissue reveals the presence of many elements in trace quantities. 
E)  Radioisotopic tracing shows that living organisms transform glucose and oxygen to carbon dioxide and water.

Question 3

Refer to the balanced chemical equation below.
N2 + 2 O2 + 180 kJ F1F1F1S1F1F1F10F1F1F1S1F1F1F10 2 NO2
This reaction involves a net _______ of energy.

Accepted Answer

Question 4

A(n) _______ bond is created by a(n) _______ attraction between two _______.

Accepted Answer

A)  ionic; electrical; ions 
B)  cation; ionic; atoms 
C)  anion; ionic; molecules 
D)  ionic; van der Waals; ions 
E)  anion; cation; atoms 
A)  ionic; electrical; ions 
B)  cation; ionic; atoms 
C)  anion; ionic; molecules 
D)  ionic; van der Waals; ions 
E)  anion; cation; atoms

Question 5

The optimum soil pH for growing strawberries is 6.5, whereas the optimum soil pH for growing blueberries is 4.5.Therefore, the number of hydrogen ions needed to grow blueberries is _______ times the number needed to grow strawberries.

Accepted Answer

A)  2 
B)  10 
C)  100 
D)  1,000 
E)  1,000,000 
A)  2 
B)  10 
C)  100 
D)  1,000 
E)  1,000,000

Question 6

A _______ links two or more atoms through attractive forces to create a molecule.

Accepted Answer

The answer of A _______ links two or more atoms...

Exam 2: Small Molecules and the Chemistry of Life

Refer to the chemical equation below. C6H12O6  6 CO2 + 6 H2O In this equation, C6H12O6 functions as the _______.

Which finding can be used to justify the claim that living organisms are dynamic?

Refer to the balanced chemical equation below. N2 + 2 O2 + 180 kJ  2 NO2 This reaction involves a net _______ of energy.

A(n) _______ bond is created by a(n) _______ attraction between two _______.

The optimum soil pH for growing strawberries is 6.5, whereas the optimum soil pH for growing blueberries is 4.5.Therefore, the number of hydrogen ions needed to grow blueberries is _______ times the number needed to grow strawberries.

A _______ links two or more atoms through attractive forces to create a molecule.

Studying Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Communication and Multicellularity

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinant Dna and Biotechnology

Mechanisms of Evolution

Reconstructing and Using Phylogenies

Speciation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

The Evolution and Diversity of Fungi

Animal Origins and the Evolution of Body Plans

Protostome Animals

Deuterostome Animals

The Plant Body

Transport in Plants

Plant Nutrition

Regulation of Plant Growth

Reproduction in Flowering Plants

Plant Responses to Environmental Challenges

Physiology, Homeostasis, and Temperature Regulation

Animal Hormones

Immunology: Animal Defense Systems

Animal Reproduction

Animal Development

Neurons, Glia, and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Functions

Musculoskeletal Systems

Gas Exchange

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen Excretion

Animal Behavior

The Physical Environment and Biogeography of Life

Populations

Species Interactions

Communities

Ecosystems

A Changing Biosphere

Filters

Refer to the chemical equation below. C₆H₁₂O₆  6 CO₂ + 6 H₂O In this equation, C₆H₁₂O₆ functions as the _______.

Refer to the balanced chemical equation below. N₂ + 2 O₂ + 180 kJ  2 NO₂ This reaction involves a net _______ of energy.

A(n) ___ bond is created by a(n) _ attraction between two _____.