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Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..

This lesson is about the methods used for ecological research, such as quadrat and transect sampling, canopy fogging, an..

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

This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..

This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..

This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

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