EBook

Chapter 1: The Nature of Science and the Characteristics of Life

Earthbound Extraterrestrial? Or Just Another Microbe in the Mud?

1.1 The Nature of Science

Observations are the wellspring of science

Hypotheses can be tested with observations or experiments or both

Experiments are the gold standard for establishing causality

The scientific method requires objectivity

1.2 The Characteristics of Living Organisms

Biology Matters: Science and the Citizen

Living organisms reproduce themselves via DNA

1.3 The Biological Hierarchy

Researchers Wrangle over Bacteria

Biology in the News: Poisoned Debate Encircles a Microbe Study’s Result

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