<span>Four laws or principles are involved with the study of stratigraphy. They are </span><span>law of original horizontality, </span><span>law of superposition, law of original lateral continuity, and </span>law of cross-cutting relationships
A prokaryote is an organism made from a single prokaryotic cell. The prokaryotes had arisen more than 2.5 billion years ago.Every eukaryotes has a cell membrane, ribosomes, and DNA
Producer: Grass, trees, algae
Consumer: Birds, cows, humans
Decomposer: Earthworms, fungi, mushrooms
