Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
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Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
This tutorial investigates perception as two people can interpret the same thing differently. Know more about human perc..