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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In Chapter 2 , you also learned that when a carbon atom forms single covalent
bonds , the arrangement of its four hybrid orbitals causes the bonds to angle
toward the corners of an imaginary tetrahedron ( see Figure 2.16b ) . The bond