Biology, Pages 58-67
Biology in clear, easy-to-read language
Biology is a comprehensive life science program for your reluctant readers and those who require additional help to grasp basic biological and life science concepts. This full-color, easy-to-read textbook addresses all these needs.
Written to meet national guidelines, students learn about classification and organization; patterns of reproduction, growth, and development; the human body's systems; ecological cycles; and other basic biological building blocks.
Lexile Level 840 Reading Level 3-4 Interest Level 6-12
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complex , and diverse , and this molecular diversity has made possible the
diversity of organisms that have evolved on Earth . Proteins , DNA ,
carbohydrates , and other molecules that distinguish living matter from inanimate
material are all ...
... chemists had learned to make many simple compounds in the laboratory by
combining elements under the right conditions . Artificial synthesis of the complex
molecules extracted from living matter seemed impossible , however . At that time
Vitalism finally crumbled after several more decades of laboratory synthesis of
increasingly complex organic compounds . In 1953 , Stanley Miller , then a
graduate student at the University of Chicago , helped bring this abiotic (
nonliving ) ...