Question 1

Which of the following serve as examples of morphological convergence?

Accepted Answer

A) sharks, penguins, and porpoises 
B) panthers and tigers 
C) apes and monkeys 
D) sharks, skates, and rays 
E) mice, rats, and gerbils 
A) sharks, penguins, and porpoises 
B) panthers and tigers 
C) apes and monkeys 
D) sharks, skates, and rays 
E) mice, rats, and gerbils

Question 2

The reason that the various Hawaiian honeycreepers are vulnerable to extinction is

Accepted Answer

A) the reduction of their habitats. 
B) the warming of their habitats, supporting mosquitos that carry the pathogens for avian malaria 
C) the encroachment of humans into their habitats. 
D) the importation of new predators and competitors into their habitats. 
E) all of these answers. 
A) the reduction of their habitats. 
B) the warming of their habitats, supporting mosquitos that carry the pathogens for avian malaria 
C) the encroachment of humans into their habitats. 
D) the importation of new predators and competitors into their habitats. 
E) all of these answers.

Question 3

The pioneer finches that colonized the island of Kauai thrived on __________ of the native plants.

Accepted Answer

A) the leaves 
B) the nectar 
C) the seeds 
D) the fruits 
E) all of these parts 
A) the leaves 
B) the nectar 
C) the seeds 
D) the fruits 
E) all of these parts

Question 4

The Dlx/Hox gene control system operates across many phyla, which is strong evidence that it evolved a very long time ago.Which of the following is true concerning this relationship?

Accepted Answer

A) Hox activates Dlx. 
B) Dlx came first due to multilimbed animals in the fossil record. 
C) Hox came first due to legless animals in the fossil record. 
D) It randomly affects the number of limbs within insects. 
E) None of these are true. 
A) Hox activates Dlx. 
B) Dlx came first due to multilimbed animals in the fossil record. 
C) Hox came first due to legless animals in the fossil record. 
D) It randomly affects the number of limbs within insects. 
E) None of these are true.

Question 5

Kauai, the first of the big islands of the Hawaiian Archipelago, rose from the sea more than _________ years ago.

Accepted Answer

A) 5 billion 
B) 1 billion 
C) 5 million 
D) 1 million 
E) 400,000 
A) 5 billion 
B) 1 billion 
C) 5 million 
D) 1 million 
E) 400,000

Question 6

Which of the following are true statements regarding the use of DNA in evolutionary comparisons?

Accepted Answer

A) Lineages have a mixture of ancestral and novel characters. 
B) Mutations inevitably change those sequences over time. 
C) Mutations occur randomly. 
D) Most mutations are neutral. 
E) All of these are true. 
A) Lineages have a mixture of ancestral and novel characters. 
B) Mutations inevitably change those sequences over time. 
C) Mutations occur randomly. 
D) Most mutations are neutral. 
E) All of these are true.

Question 7

The Dlx gene encodes a transcription factor that signals clusters of embryonic cells to __________ and give rise to an appendage.

Accepted Answer

A) fold into the cardiac muscle 
B) "stick out from the body" 
C) form reproductive structures 
D) induce apoptosis in cells lining the appendages 
E) develop into the immune system 
A) fold into the cardiac muscle 
B) "stick out from the body" 
C) form reproductive structures 
D) induce apoptosis in cells lining the appendages 
E) develop into the immune system

Question 8

The study of comparative embryology reveals the conservative nature of the genes responsible for

Accepted Answer

A) food procurement. 
B) reproductive behavior. 
C) embryonic development. 
D) size. 
E) intelligence. 
A) food procurement. 
B) reproductive behavior. 
C) embryonic development. 
D) size. 
E) intelligence.

Question 9

The eighteenth century naturalist __________ devised a much simpler naming system that we still use.

Accepted Answer

A) Carolus Linnaeus 
B) Louis Pasteur 
C) Robert Koch 
D) Rosa canina 
E) all of these 
A) Carolus Linnaeus 
B) Louis Pasteur 
C) Robert Koch 
D) Rosa canina 
E) all of these

Question 10

Phylogenetic systems of classification attempt to reflect __________ relationships among species.

Accepted Answer

A) structural 
B) morphological 
C) evolutionary 
D) biochemical 
E) genetic 
A) structural 
B) morphological 
C) evolutionary 
D) biochemical 
E) genetic

Exam 19: Organizing Information About Species

Which of the following serve as examples of morphological convergence?

The reason that the various Hawaiian honeycreepers are vulnerable to extinction is

The pioneer finches that colonized the island of Kauai thrived on __________ of the native plants.

The Dlx/Hox gene control system operates across many phyla, which is strong evidence that it evolved a very long time ago.Which of the following is true concerning this relationship?

Kauai, the first of the big islands of the Hawaiian Archipelago, rose from the sea more than _________ years ago.

Which of the following are true statements regarding the use of DNA in evolutionary comparisons?

The Dlx gene encodes a transcription factor that signals clusters of embryonic cells to __________ and give rise to an appendage.

The study of comparative embryology reveals the conservative nature of the genes responsible for

The eighteenth century naturalist __________ devised a much simpler naming system that we still use.

Phylogenetic systems of classification attempt to reflect __________ relationships among species.

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters