Phosphorus is often scarce in soils, so a deficiency in phosphorus may limit plant growth. plants need this essential element because it is a component of what organic molecules? (select all that apply.)

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.

Do you think humans have a moral obligation to preserve the habitat of the chimpanzee

Sedimentary rocks located under the ocean may contain what commercial products