Question 1

Phylogenetic systematics produces branching diagrams called:

Accepted Answer

A)  phylogenic trees. 
B)  cladistic trees. 
C)  phenograms. 
D)  molecular clocks. 
E)  cladograms. 
A)  phylogenic trees. 
B)  cladistic trees. 
C)  phenograms. 
D)  molecular clocks. 
E)  cladograms.

Question 2

A study of the genomes of dogs from around the world indicated that:

Accepted Answer

A)  all dogs appeared to develop from a mixture of wolf and coyote. 
B)  all dogs appeared to evolve from a mixture of the jackal and the wolf. 
C)  all dogs appeared to evolve from a mixture of the wolf, jackal, and the coyote. 
D)  some dogs evolved from the coyote and some from the wolf. 
E)  the dogs' closest relative is the gray wolf 
A)  all dogs appeared to develop from a mixture of wolf and coyote. 
B)  all dogs appeared to evolve from a mixture of the jackal and the wolf. 
C)  all dogs appeared to evolve from a mixture of the wolf, jackal, and the coyote. 
D)  some dogs evolved from the coyote and some from the wolf. 
E)  the dogs' closest relative is the gray wolf

Question 3

When considering whales and dolphins, the relative absence of hair is considered a __________ character within mammals.

Accepted Answer

A)  plesiomorphic 
B)  ancestral 
C)  synapomorphic 
D)  phenetic 
E)  cladistic 
A)  plesiomorphic 
B)  ancestral 
C)  synapomorphic 
D)  phenetic 
E)  cladistic

Question 4

Scientists may compare similarities between nucleotide sequences of organisms to determine their evolutionary history.This is known as:

Accepted Answer

A)  synapomorphy. 
B)  molecular systematics. 
C)  monophyletic grouping. 
D)  cladistics. 
E)  phenetics. 
A)  synapomorphy. 
B)  molecular systematics. 
C)  monophyletic grouping. 
D)  cladistics. 
E)  phenetics.

Question 5

Which one of the kingdoms include producers, composers, and consumers ?

Accepted Answer

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

Question 6

MATCHING
Choose the best match for the definiton.
a.arranging organisms into groups based on similarities that show evolutionary relationshops
d.evolutionary ancestor of a group of organisms from a common ancestor
b.the scientific study of the diversity of organisms and their evolutionary relationships
e.group of organisms with a common ancestor
c.the science of naming, describing and classifying organisms
-A new species of beetle is discovered.If you were a cladist, what steps might you take to classify this beetle? How might this approach be different if you were a pheneticist?

Accepted Answer

Cladists would classifies a new species

Question 7

Which classification level would contain the greatest number of species?

Accepted Answer

A)  class 
B)  division or phylum 
C)  domain 
D)  family 
E)  order 
A)  class 
B)  division or phylum 
C)  domain 
D)  family 
E)  order

Question 8

The worldwide variety of organisms and ecosystems is termed:

Accepted Answer

A)  biodiversity. 
B)  biomixtures. 
C)  ecodiversity. 
D)  biological multiplicity. 
E)  organismal diversity. 
A)  biodiversity. 
B)  biomixtures. 
C)  ecodiversity. 
D)  biological multiplicity. 
E)  organismal diversity.

Question 9

The classification level of domain is immediately "above" (more inclusive than) the level of a:

Accepted Answer

A)  class. 
B)  genus. 
C)  kingdom. 
D)  phylum. 
E)  species. 
A)  class. 
B)  genus. 
C)  kingdom. 
D)  phylum. 
E)  species.

Question 10

The term clade most closely refers to:

Accepted Answer

A)  a class. 
B)  a group of organisms that share common characteristics inherited from a common ancestor. 
C)  a mechanism of horizontal gene transfer. 
D)  a subspecies of organisms does not include a subgenus. 
E)  the binomial system of classification. 
A)  a class. 
B)  a group of organisms that share common characteristics inherited from a common ancestor. 
C)  a mechanism of horizontal gene transfer. 
D)  a subspecies of organisms does not include a subgenus. 
E)  the binomial system of classification.

Question 11

Closely related or similar species are grouped into a single:

Accepted Answer

A)  class. 
B)  phylum. 
C)  order. 
D)  genus 
E)  family. 
A)  class. 
B)  phylum. 
C)  order. 
D)  genus 
E)  family.

Question 12

In vertical gene transfer genes move from one species to another species in the same generation.
_____________________

Accepted Answer

A) True 
 B)False

Question 13

In Linnaeus taxonomy closely species are assigned to the same genus , and closely related genera are grouped into

Accepted Answer

A)  domains 
B)  phyla 
C)  classes 
D)  families 
E)  kingdoms 
A)  domains 
B)  phyla 
C)  classes 
D)  families 
E)  kingdoms

Question 14

Figure 23-2
Use the figure to answer the corresponding question(s).  
-The organism labeled B in Figure 23-2 is a common ancestor to:

Accepted Answer

A)  organism 2 only. 
B)  organism 3 only. 
C)  organism 5 only. 
D)  organism 6 only. 
E)  organisms 2, 3, 5 and 6. 
A)  organism 2 only. 
B)  organism 3 only. 
C)  organism 5 only. 
D)  organism 6 only. 
E)  organisms 2, 3, 5 and 6.

Question 15

Taxonomy is the science of:

Accepted Answer

A)  making new biological species. 
B)  generating cladograms that represent evolutionary relationships between organisms. 
C)  naming, describing, and classifying organisms. 
D)  conserving biodiversity. 
E)  comparing macromolecules to assess evolutionary relationships. 
A)  making new biological species. 
B)  generating cladograms that represent evolutionary relationships between organisms. 
C)  naming, describing, and classifying organisms. 
D)  conserving biodiversity. 
E)  comparing macromolecules to assess evolutionary relationships.

Question 16

In the late 1970s Woes argued that prokaryotes account for two of the three major branches of organisms because:

Accepted Answer

A)  prokaryotes carry on photosynthesis. 
B)  the genome of methane producing bacteria has been completed. 
C)  eukaryotes are assigned to super groups. 
D)  of differences in sequence analysis of 16sRNA of different group of prokaryotes. 
E)  there are molecular similarities among Archaea, Bacteria, & Eukarya . 
A)  prokaryotes carry on photosynthesis. 
B)  the genome of methane producing bacteria has been completed. 
C)  eukaryotes are assigned to super groups. 
D)  of differences in sequence analysis of 16sRNA of different group of prokaryotes. 
E)  there are molecular similarities among Archaea, Bacteria, & Eukarya .

Question 17

Bears and dogs are:

Accepted Answer

A)  chordates. 
B)  mammals. 
C)  carnivores. 
D)  chordates and mammals. 
E)  chordates, mammals, and carnivores. 
A)  chordates. 
B)  mammals. 
C)  carnivores. 
D)  chordates and mammals. 
E)  chordates, mammals, and carnivores.

Question 18

Because whales breathe via lungs, have a little hair when born, and nurse their young, these __________ characters allow us to classify them as mammals.

Accepted Answer

A)  plesiomorphic 
B)  homoplastic 
C)  cladistic 
D)  polyphyletic 
E)  derived 
A)  plesiomorphic 
B)  homoplastic 
C)  cladistic 
D)  polyphyletic 
E)  derived

Question 19

Comparison of __________ has been recently used to support the hypothesis that fungi are more closely related to animals than to plants.

Accepted Answer

A)  mitochondrial DNA sequences 
B)  mitochondrial tRNA sequences 
C)  ribosomal RNA sequences 
D)  ribosomal protein sequences 
E)  histone sequences 
A)  mitochondrial DNA sequences 
B)  mitochondrial tRNA sequences 
C)  ribosomal RNA sequences 
D)  ribosomal protein sequences 
E)  histone sequences

Exam 23: Understanding Diversity: Systematics

Phylogenetic systematics produces branching diagrams called:

A study of the genomes of dogs from around the world indicated that:

When considering whales and dolphins, the relative absence of hair is considered a __________ character within mammals.

Scientists may compare similarities between nucleotide sequences of organisms to determine their evolutionary history.This is known as:

Which one of the kingdoms include producers, composers, and consumers ?

Which classification level would contain the greatest number of species?

The worldwide variety of organisms and ecosystems is termed:

The classification level of domain is immediately "above" (more inclusive than) the level of a:

The term clade most closely refers to:

Closely related or similar species are grouped into a single:

In vertical gene transfer genes move from one species to another species in the same generation. _____________________

In Linnaeus taxonomy closely species are assigned to the same genus , and closely related genera are grouped into

Figure 23-2 Use the figure to answer the corresponding question(s). -The organism labeled B in Figure 23-2 is a common ancestor to:

Taxonomy is the science of:

In the late 1970s Woes argued that prokaryotes account for two of the three major branches of organisms because:

Bears and dogs are:

Because whales breathe via lungs, have a little hair when born, and nurse their young, these __________ characters allow us to classify them as mammals.

Comparison of __________ has been recently used to support the hypothesis that fungi are more closely related to animals than to plants.

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna: the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

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