The conversion of nitrates into nitrogen gas which is then released into the atmosphere. This is caused by bacteria and how they obtain their energy. A small amount is converted to usable forms by lightning in a process called atmospheric nitrogen fixation...
Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..
Learn about community patterns and the ecological factors influencing these patterns. Revisit some of the ecosystems you..
