tissue embedding The technique of placing cells or tissue in a supporting medium so that thin sections can be cut using a microtome. The medium can be paraffin wax (paraffin embedding) or plastics (plastic embedding) such as epoxy resins...
The nervous system is essentially a biological information highway. This tutorial gives an overview of the nervous syste..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..
