Zoogamy

Meet some of New Zealand's unique fauna, including endemic insects, frogs, reptiles, birds, and mammals, and investigate..

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

Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..

The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..

According to Charles Darwin's theory of natural selection, preferable genes are favored by nature in the gene pool, and ..

Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

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