Which of the following is true of brackish water? The salinity of the water can vary with the tides.
There is usually more fresh water than salt water.
Very few organisms can survive in brackish waters.
It is most common in the deepest region of the ocean.

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What are some of the immune functions of the lymphatic system? a. cleaning red blood cells from the blood and creating lymph fluids b.transporting lymph to the tissues and creating lymph fluids c.removing infectious agents and making white blood cells d.making red blood cells and removing infectious agents