What does biology study?
Living organisms and their interactions with one another and their environments.
What kind of explanations do science and biology use for phenomena?
Natural explanations rather than supernatural explanations.
How does inductive reasoning reach a general conclusion?
It uses related observations.
What does deductive reasoning use to forecast specific results?
A general principle or law.
What does the scientific method include?
Defined research steps, including experiments and careful observation.
What can researchers propose when experimental data do not support a hypothesis?
A new hypothesis.
What is the primary aim of basic science?
To expand knowledge regardless of short-term application.
What does applied science use science to do?
Solve immediate problems as defined by the researcher.
How is scientific progress typically made?
Through publication of peer-reviewed literature.
What do scientists submit during peer review?
Details of their experiments, results, and interpretations.
What do reviewers assess during peer review?
The work’s veracity and merit for publication.
Which properties of life are listed in the course?
Order, sensitivity or response to stimuli, reproduction, growth and development, regulation, homeostasis, and energy processing.
What are the biological levels of organization from smallest to largest?
Atoms, molecules, macromolecules, organelles, cells, tissues, organs and organ systems, organisms, populations and communities, ecosystems, and the biosphere.
Which author constructed a phylogenetic tree from ribosomal RNA gene sequences?
Carl Woese.
Into which domains does Carl Woese’s phylogenetic tree separate living organisms?
Bacteria, Archaea, and Eukarya.
What does science encompass?
Knowledge covering general truths or the operation of general laws.
How is scientific knowledge acquired and tested?
By the scientific method.
Where is life currently known to exist?
On planet Earth.
What do the natural sciences study?
The physical world and its phenomena and processes.
Which sections do scientific papers typically contain?
An abstract, introduction, methods, results, discussion, and literature cited.
What levels make up a toad’s organized structure?
Cells, tissues, organs, and organ systems.
How do Mimosa pudica leaves respond when touched?
They droop and fold, then return to normal after a few minutes.
What does the term prokaryote mean for Bacteria and Archaea?
A single-celled organism that lacks intracellular organelles.
Answer 16 questions on The Study of Life.
1. What does biology study?
2. What is currently known about where life exists?
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