Chapter 1. Biology: the science of life

The first step in the scientific method is
Observation

Characteristics that are shared by all _________ include: reproduce and develop, respond to stimuli, organization, maintain an internal environment, acquire materials and energy, adapt and evolve
Living organisms

The mechanism of evolution that causes a population to become better adapted to it’s environment is called________
Natural selection

Biology is the scientific study of___________
Life

What are associated with prokaryotes?
Plasma membrane, Cell wall

When presented with new information, scientists are generally ______ and want to study and think about the information before developing an opinion.
skeptical

A good _________ ensures that scientists are testing what they want to test, produces meaningful results
experimental design

The scientific study of life is known as
Biology

Which theory enables scientists to understand the history of life
Evolution

A group of organisms of the same species occupying a certain area form a _______
Population

six basic taxa between domain and species largest to smallest
Kingdom, Phylum, class, order, family, genus

Variations in the information contained within the DNA of an organism are caused by ______
Mutations

In the scientific method, the conclusion ________
Can lead to a new hypothesis, relates to the original hypothesis

The smallest unit that displays the properties of life is called a ______
Cell

An organism that lacks a membrane-bound nucleus and membranous organelles is called a __________
Prokaryote

________ is the variation in life on earth, refers to number of different species, Most significant bioethical issue we face today
Biodiversity

What is homeostasis?
The maintanence of normal internal conditions within certain boundaries

What contributes to climate change and global warming?
Burning fossil fuels, destruction of forests

The ability of an organism to make a copy of itself is called _______
reproduction

The term _____ refers to the chemical reactions that occur in a cell
Metabolism

The statement made following an experiment as to whether or not a hypothesis is supported is called a _______
Conclusion

What describes a group of organs working together to carry out a specific set of functions?
Organ system

The ________ enables the scientists to understand: Variety of organisms, anatomy, physiology, and development of organisms, history of life
theory of evolution

The capacity to do work is called _____
Energy

What is necessary for natural selection to occur in a natural breeding population?
heritable variations, competition for resources, more offspring than the environment can support

Ecosystems are characterized by the cycling of inorganic ______ and the flow of _______
Chemicals, Energy

An increase in the levels of the element ______ in the atmosphere is the primary cause of global warming
Carbon

An evolutionary adaptation suits an organism to its _________
Environment

The results the biologist collects during an experiment are called _______
Data

What contains ecosystems?
Biospheres

A _____ consists of two or more tissues functioning together for a specific task
Organ

The branch of Biology concerned with identifying, describing, and naming organisms is called ___________
Taxonomy

Most scientific names are based off what language?
Latin

Emerging diseases might result from:
Changes in human behavior, new exposure to animal populations

What theory relates most closely to the coded information of heredity?
Gene theory

Prokaryotic organisms known as _____ live almost anywhere
Bacteria

The factor in the experiment that is being tested is called the experimental _______
Variable

The underlying concept in the field of biology, which explains the unity and diversity of living things, is ______
Evolution

What are contained in a community?
Populations

What term in a binomial name may be abbreviated with a single letter?
Genus

_____ are most closely related to animals.
Fungi

_____ is a field of study concerned with the development and consequences of biological technology
Bioethics

A ______ is a possible explanation for a natural event which is based on existing knowledge
Hypothesis

In biology, the _____ theory states that all organisms are composed of cells
Cell

What group is comprised entirely of multicellular organism that ingest food?
Animals

A biological community and its associated physical environment comprise an ________
Ecosystem

In science, a concept that is supported by a broad range of observations, experiments, and data is called a scientific _______
Theory

Genes are made up of _____, which provide the instructions for the organization and metabolism of the organism
DNA

Experimental design often involves comparing a test group to a ________ in order to determine the effects of the experimental variable
Control group

Methods of ______ include seeing by using microscopes, binoculars, or telescopes
Observation

What domains contains prokaryotes?
Bacteria, Archaea

What is a characteristic of life?
Responsiveness

The complete eradication of a species or larger classification category is called _______
Extinction

The _______ is generally tested by the experiment
Hypothesis

A multicellular organism characterized by muscle and nervous tissue and that undergoes development to achieve its final form is an _________
Animal

In an ecosystem, chemicals move from one organism to another through links in a ________
Food chain

______ organisms and systems allow scientists to control specific variables and environmental conditions in a way that may not be possible in a natural environment
Model

What eukaryotic group contains mainly unicellular organism?
Protists

The application of scientific knowledge for a practical purpose is called ______
Technology

________ reasoning uses creative thinking to combine isolated facts into a cohesive whole
Inductive

In an ecosystem, as energy is transferred from one population to another, some of the energy is lost as ______
Heat

_______ is the science of classifying organisms according to their presumed evolutionary relationships
Systematics

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