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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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A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..

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Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..

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Growth and Development of a Human Baby

Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..