To mark the shipping channel.
They are channel markers and tell mariners where the channel lies
Edge markers, distance-to-go markers, aircraft arresting system markers and traffic cones
Lateral line system means an aquatic organs sense system found in fish
The lateral line belongs to the lateral line system. This helps to stream line fish in water and to keep them afloat.
Edge markers, distance-to-go markers, aircraft arresting system markers and traffic cones
2 markers are placed on opposite sides of the runway
A lateral line system is an organ in the sensory system that allows fish to sense objects and organisms nearby them through vibrations in the water.
yes
Cell identity markers are needed to mark that there are cells in the body and they should be there. This is important for the immune system.
Fast pain messages travel along the lateral pain system. Slower pain messages travel along the medial pain system.
18
i think yes