Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..
Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..