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

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If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..

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Proteins have a crucial role in various biological activities. Get to know how proteins are able to perform as enzymes, ..

Birth Control and Contraception
Birth Control and Contraception

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

Birth of a Human Baby
Birth of a Human Baby

Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

Energy pyramid
Freshwater Community Energy Relationships – Producers & Consumers

This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..