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BioEd Online
Bio Ed Online: Living Things and Their Needs: Plant or Animal?
In this lesson, learners investigate and compare the needs of plants and animals. The lesson can be downloaded in PDF format.
Science Struck
Science Struck: Grassland Biome: Animals and Plants
Describes the characteristics, biodiversity, and the adaptations of the plants and animals of temperate and tropical grasslands.
Estrella Mountain Community College
Online Biology Book: The Nature of Science and Biology
Use the scientific reasoning and critical thinking to take an in-depth look at the basics of biology.