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This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..

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This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..

Origins of Life on Earth
Origins of Life on Earth

Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..

Darwin's Finches - Natural Selection
Darwin’s Finches & Natural Selection

Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

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Temperature Regulation in Animals

This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..