Which benefits do mangrove trees provide to surrounding coastal wetlands? 1 . They hold soil in place.

2 . They store floodwaters.

3 . They maintain surface water flow.

4 . They filter water and improve water quality.

ONLY PICK O! PL! IM ABOUT TO RIP MY HEAD OFF! I AM SOOO CONFUSED! SCIENCE! plz...

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms