Which of these is a environment effect of building dams? a) increased water temperature upstream. b) increase fertility downstream. c) weed growth upstream. d) sediment builds up downstream.

What best describes emerging scientific ideas

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

When a plant is genetically identical to its parent plant what is this called