Answer: B. Osmosis Across a Membrane
The movement of water across a gradient is called osmosis.
Answer:White blood cells, also called leukocytes or leucocytes, are the cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders. All white blood cells are produced and derived from multipotent cells in the bone marrow known as hematopoietic stem cells. Leukocytes are found throughout the body, including the blood and lymphatic system.
Explanation:
The answer would be Cement,Bricks, and rock salt because in Florida they mine for hard materials
Bone marrow transplant i think. I hope this helps but im not 100% sure