To keep the right amount of salt in its body, the sea horse has to get rid of extra salt using a process that takes energy. which process does it most likely use?
a) diffusion
b) active transport
c) passive transport
d) endocytosis

answer:

the answer would be b)active transport

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

straight probes are used primarily for measuring flow as it is approaching the test area. its geometry allows the probe to be mounted so that it is in the direct line of airflow.