Question 1

The advantage of controlled experiments is that

Accepted Answer

A)  all variables are held constant except for one. 
B)  the hypothesis is proven right. 
C)  patterns can be predicted. 
D)  investigations can be carried out in the field. 
E)  a massive amount of data can be synthesized. 
A)  all variables are held constant except for one. 
B)  the hypothesis is proven right. 
C)  patterns can be predicted. 
D)  investigations can be carried out in the field. 
E)  a massive amount of data can be synthesized.

Question 2

A group of cells that work together to carry out a similar function is known as a(n)

Accepted Answer

A)  tissue. 
B)  organ system. 
C)  unicellular organism. 
D)  protein. 
E)  a gene. 
A)  tissue. 
B)  organ system. 
C)  unicellular organism. 
D)  protein. 
E)  a gene.

Question 3

Some organelles in eukaryotes can be described as _______ within a cell.

Accepted Answer

The answer of Some organelles in eukaryotes can be described...

Question 4

Nutrients

Accepted Answer

A)  are synthesized by cells. 
B)  are broken down outside of cells. 
C)  require energy to be broken down. 
D)  are broken down inside cells. 
E)  do not play a role in the synthesis of complex molecules. 
A)  are synthesized by cells. 
B)  are broken down outside of cells. 
C)  require energy to be broken down. 
D)  are broken down inside cells. 
E)  do not play a role in the synthesis of complex molecules.

Question 5

Fungi and animals both belong to the _______ domain, and their cell structure is _______.

Accepted Answer

Eukarya; m

Question 6

Relationships between living organisms can best be gleaned

Accepted Answer

A)  from the fossil record. 
B)  by comparing the genomes of living organisms. 
C)  by comparing the genomes of both extinct and living organisms. 
D)  by comparing anatomical features of living organisms. 
E)  by comparing anatomical features of fossils. 
A)  from the fossil record. 
B)  by comparing the genomes of living organisms. 
C)  by comparing the genomes of both extinct and living organisms. 
D)  by comparing anatomical features of living organisms. 
E)  by comparing anatomical features of fossils.

Question 7

Modern cell theory states that

Accepted Answer

A)  all cells are derived from preexisting cells. 
B)  cells are the building blocks of some organisms. 
C)  the chemical composition of cells varies widely from cell to cell. 
D)  metabolism (the chemical reactions of life) occurs mostly outside cells. 
E)  viruses are cellular. 
A)  all cells are derived from preexisting cells. 
B)  cells are the building blocks of some organisms. 
C)  the chemical composition of cells varies widely from cell to cell. 
D)  metabolism (the chemical reactions of life) occurs mostly outside cells. 
E)  viruses are cellular.

Question 8

A Pacific tree frog has the scientific nomenclature of Hyla regilla. This particular tree frog belongs to the genus _______.

Accepted Answer

The answer of A Pacific tree frog has the scientific...

Question 9

Earth is approximately _______ years old.

Accepted Answer

A)  4-5 billion 
B)  4-5 trillion 
C)  4-5 million 
D)  6,000 
E)  40-50 trillion 
A)  4-5 billion 
B)  4-5 trillion 
C)  4-5 million 
D)  6,000 
E)  40-50 trillion

Question 10

Metabolism is

Accepted Answer

A)  the consumption of energy only. 
B)  the release of energy only. 
C)  all conversions of matter and energy taking place in an organism. 
D)  the production of heat by chemical reactions. 
E)  the exchange of nutrients and waste products with the environment. 
A)  the consumption of energy only. 
B)  the release of energy only. 
C)  all conversions of matter and energy taking place in an organism. 
D)  the production of heat by chemical reactions. 
E)  the exchange of nutrients and waste products with the environment.

Question 11

Which of the following is the feature or component of organisms that allows for life in such a wide variety of environments on Earth?

Accepted Answer

A)  Prokaryotic cells 
B)  Eukaryotic cells 
C)  Homeostasis 
D)  Adaptation 
E)  Model systems 
A)  Prokaryotic cells 
B)  Eukaryotic cells 
C)  Homeostasis 
D)  Adaptation 
E)  Model systems

Question 12

Discuss how the process of scientific inquiry is different from other forms of inquiry. Include in your discussion a description of the hypothesis-prediction approach.

Accepted Answer

The process of scientific inquiry is dif

Question 13

Plants are

Accepted Answer

A)  eukaryotic multicellular autotrophs. 
B)  eukaryotic unicellular autotrophs. 
C)  eukaryotic multicellular heterotrophs. 
D)  prokaryotic multicellular autotrophs. 
E)  prokaryotic unicellular heterotrophs. 
A)  eukaryotic multicellular autotrophs. 
B)  eukaryotic unicellular autotrophs. 
C)  eukaryotic multicellular heterotrophs. 
D)  prokaryotic multicellular autotrophs. 
E)  prokaryotic unicellular heterotrophs.

Question 14

Which of the following represents a correct ordering of the levels of complexity at which life is studied, from most simple to most complex?

Accepted Answer

A)  Cell, tissue, organ, organism, population, community 
B)  Community, population, organism, organ, tissue, cell 
C)  Cell, organ, tissue, organism, population, community 
D)  Cell, tissue, organ, population, organism, community 
E)  Tissue, organ, cell, population, organism, community 
A)  Cell, tissue, organ, organism, population, community 
B)  Community, population, organism, organ, tissue, cell 
C)  Cell, organ, tissue, organism, population, community 
D)  Cell, tissue, organ, population, organism, community 
E)  Tissue, organ, cell, population, organism, community

Question 15

Which of the following statements is true?

Accepted Answer

A)  The diversity of life has depended on similar environments and ecological communities throughout the globe. 
B)  Sexual selection and genetic drift contribute to the diversity of life. 
C)  Earth has existed and changed over a few thousand years, at most. 
D)  All ancestral forms of life were very similar to organisms that currently exist. 
E)  All organisms are genetically closely related. 
A)  The diversity of life has depended on similar environments and ecological communities throughout the globe. 
B)  Sexual selection and genetic drift contribute to the diversity of life. 
C)  Earth has existed and changed over a few thousand years, at most. 
D)  All ancestral forms of life were very similar to organisms that currently exist. 
E)  All organisms are genetically closely related.

Question 16

What is one example from your own experience of biology's influence on public policy?

Accepted Answer

Many public policies rely on s

Question 17

Scientific explanations for a natural phenomenon

Accepted Answer

A)  cannot be tested. 
B)  may be based on data that cannot be reproduced. 
C)  must be statistically significant. 
D)  have been exclusively tested by the originator(s). 
E)  are a reflection of how things should be. 
A)  cannot be tested. 
B)  may be based on data that cannot be reproduced. 
C)  must be statistically significant. 
D)  have been exclusively tested by the originator(s). 
E)  are a reflection of how things should be.

Question 18

In the names of organisms, the _______ is placed first and the _______ is placed second.

Accepted Answer

A)  species; genus 
B)  genus; domain 
C)  domain; genus 
D)  genus; species 
E)  domain; species 
A)  species; genus 
B)  genus; domain 
C)  domain; genus 
D)  genus; species 
E)  domain; species

Question 19

The information needed to produce proteins is contained in

Accepted Answer

A)  nutrients. 
B)  tissues. 
C)  evolution. 
D)  organs. 
E)  genes. 
A)  nutrients. 
B)  tissues. 
C)  evolution. 
D)  organs. 
E)  genes.

Question 20

There are three domains used to categorize life forms that have evolved separately for about a billion years: _______, _______, and _______.

Accepted Answer

Archaea; B

Exam 1: Studying Life

The advantage of controlled experiments is that

A group of cells that work together to carry out a similar function is known as a(n)

Some organelles in eukaryotes can be described as _______ within a cell.

Nutrients

Fungi and animals both belong to the _______ domain, and their cell structure is _______.

Relationships between living organisms can best be gleaned

Modern cell theory states that

A Pacific tree frog has the scientific nomenclature of Hyla regilla. This particular tree frog belongs to the genus _______.

Earth is approximately _______ years old.

Metabolism is

Which of the following is the feature or component of organisms that allows for life in such a wide variety of environments on Earth?

Discuss how the process of scientific inquiry is different from other forms of inquiry. Include in your discussion a description of the hypothesis-prediction approach.

Plants are

Which of the following represents a correct ordering of the levels of complexity at which life is studied, from most simple to most complex?

Which of the following statements is true?

What is one example from your own experience of biology's influence on public policy?

Scientific explanations for a natural phenomenon

In the names of organisms, the _______ is placed first and the _______ is placed second.

The information needed to produce proteins is contained in

There are three domains used to categorize life forms that have evolved separately for about a billion years: _______, _______, and _______.

Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Signaling and Communication

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

Recombinent Dna and Biotechnology

Differential Gene Expression in Development

Development and Evolutionary Change

Evidence and Mechanisms of Evolution

Reconstructing and Using Phylogenies

Species and Their Formation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria and Archaea: the Prokaryotic Domains

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

Fungi: Recyclers, Pathogens, Parasites, and Plant Partners

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 and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Function

Musculoskeletal Systems

Gas Exchange in Animals

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen

Animal Behavior

Ecology and the Distribution of Life

Population Ecology

Species Interaction and Coevolution

Community Ecology

Ecosystems and Global Ecology

Conservation Biology

Filters

Fungi and animals both belong to the _ domain, and their cell structure is _.

In the names of organisms, the _ is placed first and the _ is placed second.

There are three domains used to categorize life forms that have evolved separately for about a billion years: ___, _, and _____.