Downstream
1. (Science: molecular biology) portions of dna or rna that are more remote from the initiation sites and that will therefore be translated or transcribed later.
2. Shorthand term for things that happen at a late stage in a sequence of reactions.
A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic communities have acquired evolutionary adaptations to better suit this running water environment. Know more about their evolutionary adaptations in this tutorial...
A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the prime factor responsible for water disturbance. Such disturbance can affect the distribution of organisms in the habitat. This tutorial looks at how these abiotic factors affect the way in which organisms operate in the freshwater ecosystem...
This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible species occupying the area. Read to know more...
