If it's a true or false question it's true.
Answer:
There are two major ways that molecules can be moved across a membrane, and ... is trying to be evenly distributed everywhere, like dropping food coloring in water. ... These channels are almost always specific for either a certain molecule or a ... When a molecule moves down its concentration gradient is it participating.
The answer is it has the similar ecological communities and very different species. An ecological community is a certainly happening group of native plants, animals and other organisms that are interacting in a unique habitat. Its structure, composition, and distribution are strongminded by environmental factors such as soil type, position in the landscape, altitude, and climate and water availability.