Nitrogen base pairs in the dna molecules are adenine and

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

How can an organ, such as the lungs, work for multiple body systems?

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?