Adenine, guanine, cytosyne and thymine are the four nitrogenous bases present in the dna of all organisms. which scientist discored these bases?

The negative impacts of nonnative species generally outweigh the positive impacts

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.

List five ways we are indebted to phytoplankton