Question 1

Two principal organelles of eukaryotes that share features with one another and with bacteria from which they apparently were derived are the

Accepted Answer

A) flagella and ciliA. 
B) microfilaments and microtubules. 
C) mitochondria and chloroplasts. 
D) rough ER and smooth ER. 
E) plasma membrane and nuclear membranE. 
A) flagella and ciliA. 
B) microfilaments and microtubules. 
C) mitochondria and chloroplasts. 
D) rough ER and smooth ER. 
E) plasma membrane and nuclear membranE. C

Question 2

A scientist is studying endosymbiosis in cells.This means she is investigating

Accepted Answer

A) how mitochondria and chloroplasts were derived from eukaryotic cells. 
B) how mitochondria and chloroplasts were derived from prokaryotic cells. 
C) how mitochondria and chloroplasts evolved into eukaryotic cells. 
D) how mitochondria and chloroplasts evolved into prokaryotic cells. 
E) how mitochondria but not chloroplasts evolved into prokaryotic cells. 
A) how mitochondria and chloroplasts were derived from eukaryotic cells. 
B) how mitochondria and chloroplasts were derived from prokaryotic cells. 
C) how mitochondria and chloroplasts evolved into eukaryotic cells. 
D) how mitochondria and chloroplasts evolved into prokaryotic cells. 
E) how mitochondria but not chloroplasts evolved into prokaryotic cells. B

Question 3

Kingdom Protista can be described as

Accepted Answer

A) monophyletic. 
B) paraphyletic. 
C) symphyletiC. 
D) phylogenetic. 
E) polyphyletic. 
A) monophyletic. 
B) paraphyletic. 
C) symphyletiC. 
D) phylogenetic. 
E) polyphyletic. B

Question 4

Annelids and arthropods were thought to be closely related in one sense because of the character of segmentation.Molecular data has recently shown that

Accepted Answer

A) segmentation evolved separately in these two groups. 
B) arthropods and roundworms are more closely related. 
C) annelids are more closely related to flatworms and mollusks. 
D) annelids and arthropods have been evolving separately for a long time. 
A) segmentation evolved separately in these two groups. 
B) arthropods and roundworms are more closely related. 
C) annelids are more closely related to flatworms and mollusks. 
D) annelids and arthropods have been evolving separately for a long time.

Question 5

In that any one group fits within a more inclusive group,the biological classification systems are

Accepted Answer

A) evolutionary. 
B) hierarchical. 
C) inclusive. 
D) numerical. 
E) programmed. 
A) evolutionary. 
B) hierarchical. 
C) inclusive. 
D) numerical. 
E) programmed.

Question 6

Which of the following was demonstrated by the Miller-Urey experiment?

Accepted Answer

A) Life began in the oceans. 
B) Life can be started experimentally in the laboratory. 
C) Organic molecules important to life could have been formed from a vast array of simple chemicals. 
D) Life began on the pre-biotic Earth 3.5 billion years ago. 
A) Life began in the oceans. 
B) Life can be started experimentally in the laboratory. 
C) Organic molecules important to life could have been formed from a vast array of simple chemicals. 
D) Life began on the pre-biotic Earth 3.5 billion years ago.

Question 7

The names of genera were the basic point of reference in _____________ systems.

Accepted Answer

The answer of The names of genera were the basic...

Question 8

One day while Dr.Rogers was working in his taxonomic laboratory,a package arrived with the following label: "Beware,the contents of this package contains a eukaryotic,multicellular,nonmotile,nonphotosynthetic life form.Open with extreme caution." Dr.Rogers quickly closed the doors and windows of his laboratory and opened the package.To which kingdom of life could this life form belong?

Accepted Answer

A) Archaebacteria 
B) Animalia 
C) Fungi 
D) Plantae 
E) Protista 
A) Archaebacteria 
B) Animalia 
C) Fungi 
D) Plantae 
E) Protista

Question 9

Which one of the following statements about endosymbiosis and the origin of the eukaryotic cell is false?

Accepted Answer

A) Mitochondria are the descendants of purple nonsulfur bacteriA. 
B) The chloroplasts of red and green alga are the descendants of cyanobacteria. 
C) The brown algae acquired their chloroplasts by engulfing a prokaryotic cell with chloroplasts. 
D) Not all compartments of the eukaryotic cell are derived from the endomembrane system. 
E) Ultimately,both the chloroplast and the mitochondria of eukaryotes are descendants of prokaryotic cells. 
A) Mitochondria are the descendants of purple nonsulfur bacteriA. 
B) The chloroplasts of red and green alga are the descendants of cyanobacteria. 
C) The brown algae acquired their chloroplasts by engulfing a prokaryotic cell with chloroplasts. 
D) Not all compartments of the eukaryotic cell are derived from the endomembrane system. 
E) Ultimately,both the chloroplast and the mitochondria of eukaryotes are descendants of prokaryotic cells.

Question 10

In the original experiments by Stanley Miller and Harold Urey to synthesize organic molecules in an abiotic environment,which one of the following would you not expect to find in the collection flask?

Accepted Answer

A) urea 
B) amino acids 
C) ATP 
D) adenine 
E) formaldehyde 
A) urea 
B) amino acids 
C) ATP 
D) adenine 
E) formaldehyde

Question 11

The name of an organism according to the binomial system developed by Linnaeus includes both the genus and the _______.

Accepted Answer

The answer of The name of an organism according to...

Question 12

The highest (most inclusive)unit of biological classification is called ________________.

Accepted Answer

The answer of The highest (most inclusive)unit of biological classification...

Question 13

The apparatus in the figure was used by Stanley Miller and Harold Urey to study the origin of life on Earth.The presence of what compound in chamber B in the apparatus will prevent the accumulation of simple organic molecules in compartment A?

Accepted Answer

A) CO2 
B) O2 
C) NH3 
D) H2 
E) H2O 
A) CO2 
B) O2 
C) NH3 
D) H2 
E) H2O

Question 14

All living organisms possess the following features except

Accepted Answer

A) photosynthesis. 
B) cellular organization. 
C) growth and metabolism. 
D) reproduction and heredity. 
E) homeostasis. 
A) photosynthesis. 
B) cellular organization. 
C) growth and metabolism. 
D) reproduction and heredity. 
E) homeostasis.

Question 15

The early atmospheric condition of primitive Earth was thought to contain ample hydrogen atoms which was conducive to bond formation and is referred to as a ___________ atmosphere.

Accepted Answer

The answer of The early atmospheric condition of primitive Earth...

Question 16

Kingdom ____________would include green algae and land plants.

Accepted Answer

A) Chloroplantae 
B) Plantae 
C) Chloroprotista 
D) Viridiplantae 
E) Chlorophyta 
A) Chloroplantae 
B) Plantae 
C) Chloroprotista 
D) Viridiplantae 
E) Chlorophyta

Question 17

Which statement is an accurate description of the characteristics found in the examples below that relate to the three Domains of life?

Accepted Answer

A) Archaea and Eukarya share the characteristic of membrane bound organelles. 
B) Bacteria and Archaea share the characteristic of nuclear envelope. 
C) Eukarya and Bacteria share the characteristic of membrane bound organelles. 
D) Archaea and Eukarya share the characteristic of growth not inhibited by streptomycin and chloramphenicol. 
E) Archaea and Bacteria share the characteristic of branched membrane lipid structurE. 
A) Archaea and Eukarya share the characteristic of membrane bound organelles. 
B) Bacteria and Archaea share the characteristic of nuclear envelope. 
C) Eukarya and Bacteria share the characteristic of membrane bound organelles. 
D) Archaea and Eukarya share the characteristic of growth not inhibited by streptomycin and chloramphenicol. 
E) Archaea and Bacteria share the characteristic of branched membrane lipid structurE.

Question 18

Which one of the following statements about the classification of annelids and arthropods is false?

Accepted Answer

A) Annelids and arthropods are protostomes. 
B) The lophotrochozoans and the ecdysozoans are sister clades within the Protostomia. 
C) Segmentation is an ancestral trait for the protostomes. 
D) One role of the Hox gene family is to regulate segmentation. 
E) Segmentation arose independently in the Deuterostomia. 
A) Annelids and arthropods are protostomes. 
B) The lophotrochozoans and the ecdysozoans are sister clades within the Protostomia. 
C) Segmentation is an ancestral trait for the protostomes. 
D) One role of the Hox gene family is to regulate segmentation. 
E) Segmentation arose independently in the Deuterostomia.

Question 19

Life apparently originated on Earth about

Accepted Answer

A) 1 million years ago. 
B) 6000 years ago. 
C) 4.5 billion years ago. 
D) 8 billion years ago. 
E) 3.5 billion years ago. 
A) 1 million years ago. 
B) 6000 years ago. 
C) 4.5 billion years ago. 
D) 8 billion years ago. 
E) 3.5 billion years ago.

Question 20

Urey and Miller,using a sterile container with boiling water,a reducing atmosphere,an electric spark,and a condenser,were able to determine that

Accepted Answer

A) RNA was most likely to be a hereditary molecule in early lifeforms. 
B) simple lipid vesicles would form spontaneously. 
C) all life on earth seems to share a common ancestor. 
D) simple lifeforms would form under these conditions. 
E) some of the organic compounds needed for life could be formed abiotically. 
A) RNA was most likely to be a hereditary molecule in early lifeforms. 
B) simple lipid vesicles would form spontaneously. 
C) all life on earth seems to share a common ancestor. 
D) simple lifeforms would form under these conditions. 
E) some of the organic compounds needed for life could be formed abiotically.

Exam 26: The Tree of Life

Two principal organelles of eukaryotes that share features with one another and with bacteria from which they apparently were derived are the

A scientist is studying endosymbiosis in cells.This means she is investigating

Kingdom Protista can be described as

Annelids and arthropods were thought to be closely related in one sense because of the character of segmentation.Molecular data has recently shown that

In that any one group fits within a more inclusive group,the biological classification systems are

Which of the following was demonstrated by the Miller-Urey experiment?

The names of genera were the basic point of reference in _____________ systems.

Which one of the following statements about endosymbiosis and the origin of the eukaryotic cell is false?

In the original experiments by Stanley Miller and Harold Urey to synthesize organic molecules in an abiotic environment,which one of the following would you not expect to find in the collection flask?

The name of an organism according to the binomial system developed by Linnaeus includes both the genus and the _______.

The highest (most inclusive)unit of biological classification is called ________________.

The apparatus in the figure was used by Stanley Miller and Harold Urey to study the origin of life on Earth.The presence of what compound in chamber B in the apparatus will prevent the accumulation of simple organic molecules in compartment A?

All living organisms possess the following features except

The early atmospheric condition of primitive Earth was thought to contain ample hydrogen atoms which was conducive to bond formation and is referred to as a ___________ atmosphere.

Kingdom ____________would include green algae and land plants.

Which statement is an accurate description of the characteristics found in the examples below that relate to the three Domains of life?

Which one of the following statements about the classification of annelids and arthropods is false?

Life apparently originated on Earth about

Urey and Miller,using a sterile container with boiling water,a reducing atmosphere,an electric spark,and a condenser,were able to determine that

The Science of Biology

The Nature of Molecules

The Chemical Building Blocks of Life

Cell Structure

Membranes

Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

How Cells Divide

Sexual Reproduction and Meiosis

Patterns of Inheritance

Chromosomes Mapping and the Meiosis - Inheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

Biotechnology

Genomics

Cellular Mechanisms of Development

Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics and the Phylogenetic Revolution

Genome Evolution

Evolution of Development

Viruses

Prokaryotes

Protists

Overview of Green Plants

Fungi

Overview of Animal Diversity

Noncoelomate Invertebrates

Coelomate Invertebrates

Vertebrates

Plant Form

Vegetative Plant Development

Transport in Plants

Plant Nutrition and Soils

Plant Defense Responses

Sensory Systems in Plants

Plant Reproduction

The Animal Body and Principles of Regulation

The Nervous System

Sensory Systems

The Endocrine System

The Musculoskeletal System

The Digestive System

The Respiratory System

The Circulatory System

Osmotic Regulation and the Urinary System

The Immune System

The Reproductive System

Animal Development

Behavioral Biology

Population Ecology

Community of Ecology

Dynamics of Ecosystems

The Biosphere

Conservation Biology

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