Can someone plz help Me?

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

What enzyme is most important for dna replication and why?

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.