subclinical infection (Science: epidemiology) An infection in which symptoms are sufficiently mild or inapparent to escape diagnosis other than by positive confirmation of the ability to transmit the infection or serologically...
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
Lotic communities have conditions that are rather harsh for typical plants. Thus, the diversity of plant species in loti..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..
This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..
