The phosphate transport system in bacteria imports phosphate into the cell against the phosphate concentration gradient. the energy for phosphate import is provided by a ph gradient across the membrane (lower ph outside the cell than inside the cell), rather than by atp hydrolysis. the bacterial phosphate transport system is an example of what?

For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?

What are the three types of counseling established by marine corps policy?

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor